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[203] For example, despite best efforts, as of 2010, only two male whales had been successfully used as stud animals in the Association of Zoos and Aquariums beluga population, Nanuq at SeaWorld San Diego and Naluark at the Shedd Aquarium in Chicago, USA. Beluga whales in James Bay: a separate entity from eastern Hudson Bay belugas? [115] However, not all beluga whale populations summer in estuaries. [31] The beluga's body shape is stocky and fusiform (cone-shaped with the point facing backwards), and they frequently have folds of fat, particularly along the ventral surface. [11] In 2017 the genome of a beluga whale was sequenced, comprising 2.327 Gbp of assembled genomic sequence that encoded 29,581 predicted genes. [136] Generally, the use of different habitats in summer reflects differences in feeding habits, risk from predators and reproductive factors for each of the subpopulations. [146] Northern Canadian sites are the focus of discussions between local communities and the Canadian government, with the objective of permitting sustainable hunting that does not put the species at risk of extinction. White whales are smallish, ranging from 13 to 20 feet in length. Beluga whales are unlike any other whale, dolphin or porpoise. [23] A 2006 study using radiocarbon dating of the dentin layers showed the deposit of this material occurs with a lesser frequency (once per year) than was previously thought. [32], Belugas have a dorsal ridge, rather than a dorsal fin. [101], These animals communicate using sounds of high frequency; their calls can sound like bird songs, so belugas were nicknamed "canaries of the sea". Follow their extraordinary journey from shore to sea. Similar Images . [217] The animals are easily seen due to their high numbers and their curiosity regarding the presence of humans. [55] Pods tend to be unstable, meaning individuals tend to move from pod to pod. 3. [154] The Quebec Department of Fisheries launched a study into the influence of these cetaceans on local fish populations in 1938. Additionally, Chukchi Sea belugas spent a prolonged amount of time in Barrow Canyon on the Beaufort Sea side in October. [8] These versatile extremities are mainly used as a rudder to control direction, to work in synchrony with the tailfin and for agile movement in shallow waters up to 3 m (9.8 ft) deep. [88] There is a slight difference on the sexual maturation period between males and females. They are opportunistic feeders and their diets vary according to their locations and the season. [192] A similar program was implemented by the Soviet Navy during the Cold War, in which belugas were also trained for antimining operations in Arctic waters. [153] Between 1868 and 1911, Scottish and American whalers killed more than 20,000 belugas in Lancaster Sound and Davis Strait.[138]. [20] Today, the Charlotte whale is the official Vermont State Fossil (making Vermont the only state whose official fossil is that of a still extant animal).[21]. [55], Some evidence indicates that belugas are highly sensitive to noise produced by humans. The beluga white whale is a type of toothed whale, known scientifically as Delphinacterus Leucas. Whether or not these hybrids could breed remains unknown. They are cooperative animals and frequently hunt in coordinated groups. [241], As of 2015, there were 33 individuals housed in managed care facilities in North America. Add to Likebox #145190107 - Fantastic look at a beluga whale … The beluga's body is stout and has a small, blunt head with a small beak, tiny eyes and thick layers of blubber.On their head they have a round shape called the melon. Testosterone levels increase, but seems to be independent of copulation. 14. [36] Calves are usually born grey,[27] and by the time they are a month old, have turned dark grey or blue grey. In the Canadian Arctic, calves are born between March and September, while in Hudson Bay, the peak calving period is in late June, and in Cumberland Sound, most calves are born from late July to early August. 20. [6] Gestation has been estimated to last 12.0 to 14.5 months,[27] but information derived from captive females suggests a longer gestation period up to 475 days (15.8 months). The gestation period for the Beluga Whale is about 14 to 15 months. Kara Sea/Laptev Sea/Barents Sea- Data Deficient [63], Belugas also show a great degree of curiosity towards humans in the wild, and frequently swim alongside boats. The website of Whale & Dolphin Conservation provides information about over 80 (!) [231] The IUCN and NOAA Fisheries cite habitat degradation, oil and gas drilling, underwater noise, harvesting for consumption and climate change as threats to the prolonged survival of beluga whale sub-populations.[231]. The beluga spotted Yun and guided her to safety by placing Yun's leg in her mouth (see the video, top, and sorry for the cheese factor). It is estimated that less than 20 whales inhabit the bay year-round. © 1996-2015 National Geographic Society, © 2015- 15. CA$50,000 was received for carved vertebrae and teeth. Belugas in the Beaufort Sea mainly feed on staghorn and shorthorn sculpin, walleye pollock, Arctic cod, saffron cod and Pacific sand lance. The presence of shipping produces avoidance behaviour, causing deeper dives for feeding, the break-up of groups, and asynchrony in dives. Other threats include natural predators (polar bears and killer whales), contamination of rivers (as with Polychlorinated biphenyl (PCBs) which bioaccumulate up the food chain) and infectious diseases. Svalbard- 529 individuals. These social whales live in Artic and sub-Arctic oceans, and are adapted to life in frigid waters. The males can weigh up to 3,500 pounds with the females smaller at around 2,600. [73] Blood flow is diverted away from certain tissues and organs and towards the brain, heart and lungs, which require a constant oxygen supply. Naughty beluga whales play with a keeper by biting flippers off his feet as he tries to clean their water tank. Beluga whales aren't hiding legs under their thick, rubbery skin. The whale is also colloquially known as the sea canary on account of its high-pitched squeaks, squeals, clucks and whistles. [24] However, recent studies suggest that it is unclear as to whether belugas receive a different number of layers per year depending on the age of the animal (for example young belugas may only receive an additional one layer per year), or simply just one layer per year or every other year. The beluga was first described in 1776 by Peter Simon Pallas. The image, which excites the web from time to time, has recently turned up again. Eastern Beaufort Sea- 39,300 individuals Cases have been recorded of ciliate protozoa colonising the spiracle of certain individuals, but they are not thought to be pathogens or are not very harmful. [131] The population in Cook Inlet stays in the waters furthest inside the inlet during the summer until the end of autumn. [247] With new technology, the reproductive characteristics of both the female and male beluga whale have been accurately described and has benefited captive breeding programs globally. [42], Unlike many dolphins and whales, the seven vertebrae in the neck are not fused together, allowing the animal to turn its head laterally without needing to rotate its body. [177] This is a higher percentage than that documented for other populations of this species and is much higher than for other cetaceans and for the majority of terrestrial mammals; in fact, the rate is only comparable to the levels found in humans and some domesticated animals. [142][143] However, in 2018, 100 were illegally captured for live export. Hunting of belugas is not controlled by the International Whaling Commission, and each country has developed its own regulations in different years. However, their skulls particularly in the ear region, which is surrounded by a bony wall strongly resemble those of living whales and are unlike those of any other mammal. [40] They make sounds by grinding their teeth or splashing, but they rarely use body language to make visual displays with their pectoral fins or tailfins, nor do they perform somersaults or jumps in the way other species do, such as dolphins. [186] For most of the 20th century, Canada was the predominant source for belugas destined for exhibition. [173] These levels are significantly greater than those found in Arctic populations. The beluga is considered an excellent sentinel species (indicator of environment health and changes), because it is long-lived, at the top of the food web, bears large amounts of fat and blubber, relatively well-studied for a cetacean, and still somewhat common. 2020 National Geographic Partners, LLC. [142][149] Canada hunted a total of 54,000 from 1731 to 1970. These waters usually have a temperature between 8 and 10 °C. [224], Prior to 2008, the beluga was listed as "vulnerable" by the International Union for Conservation of Nature (IUCN), a higher level of concern. [122] There had been several vagrant individuals[123] that have demonstrated seasonal residencies at Volcano Bay,[124][125][126] and a unique whale were used to return annually to areas adjacent to Shibetsu in Nemuro Strait in the 2000s. The first beluga was shown at Barnum's Museum in New York City in 1861. Whistles tend to indicate social communication while clicks indicate navigation and foraging. [225] In June 2017, its status was reassessed to "least concern". They are also known as white whales, melonheads, sea canaries, belugas, and canary whales. 16. [40], As a toothed whale, beluga calls can be broken down into the categories of whistles, clicks and burst calls. Abrupt changes in weather can cause these leads and cracks to freeze ultimately causing the whales to die of suffocation. They possess a large repertoire, emitting up to 11 different sounds, such as cackles, whistles, trills and squawks. [219], Some regular migrations do occur into Russian EEZ of Sea of Japan such as to Rudnaya Bay, where diving with wild belugas became a less-known but popular attraction. It is therefore possible to estimate the age of the individual by extrapolating the number of layers identified and the estimated frequency with which the deposits are laid down. 2. [234] Killer whales can penetrate further into the Arctic and remain in arctic waters for a longer period of time due to reductions in sea ice. [176], From a sample of 129 beluga adults from the Saint Lawrence River examined between 1983 and 1999, a total of 27% had suffered cancer. [195] Merlin has a policy against captive cetaceans, so they sponsored a 32,000-square-metre sea pen as a sanctuary. Copulation typically takes place between 3 and 4 AM. Additionally, male calves will temporarily leave their mothers to interact with an adult male who can serve as a role model for the calf, before they return to their mothers. [92] During the mating season, the testes mass of belugas will double in weight. Whales in James Bay that spend winter months within the basin, could be a distinct group from those in Hudson Bay. [191], Between 1960 and 1992, the United States Navy carried out a program that included the study of marine mammals' abilities with echolocation, with the objective of improving the detection of underwater objects. Buried nearly 10 ft (3.0 m) below the surface in a thick blue clay, these bones were unlike those of any animal previously discovered in Vermont. [248] Improvement of this process will help increase the success of captive breeding programs. Belugas generally live together in small groups known as pods. [172] Levels of polychlorinated biphenyls between 240 and 800 ppm have been found in belugas' brains, liver and muscles, with the highest levels found in males. [148], Commercial whaling by European, American and Russian whalers during the 18th and 19th centuries decreased beluga populations in the Arctic. Amongst these are its all-white colour and the absence of a dorsal fin, which allows it to swim under ice with ease. So let's get the obvious out of the way – no, beluga whales do not have human-like knees. What Do We Know about the Behavior of Belugas Studied from Managed Care . Madison , J. In addition, the noise produced by the motors has an adverse effect on their auditory function and reduces their ability to detect their prey, communicate and navigate. Journal of Vertebrate Paleontology, 39(3). Whale-watching has become a booming activity in the St. Lawrence and Churchill River areas, and acoustic contamination from this activity appears to have an effect on belugas. The method of capture is akin to dolphin drive hunting. [53] Toothed whales also possess a small external auditory hole a few centimetres behind their eyes; each hole communicates with an external auditory conduit and an eardrum. [227][228][229][2] This was primarily due to unregulated overharvesting of beluga whales prior to 1998. [43] This gives the head a lateral manoeuvrability that allows an improved field of view and movement and helps in catching prey and evading predators in deep water. [44] They are able to swim alongside their mothers immediately after birth. [239] In 1988 Canadian Department of Fisheries and Oceans and Environment Canada, a governmental agency that supervises national parks, implemented the Saint Lawrence Action Plan[240] with the aim of reducing industrial contamination by 90% by 1993; as of 1992, the emissions had been reduced by 59%. Minimally Invasive Physiological Correlates of Intersexual Behavior in Belugas. The native peoples of North America and Russia have hunted belugas for many centuries. [59] For example, in the estuary of the Amur River, where they mainly feed on salmon, groups of six or eight individuals join together to surround a shoal of fish and prevent their escape. [40], There is heavy debate as to whether cetacean vocalizations can constitute a language. The whale, who was noticed by conservationists to be travelling alone, appeared to be separated from the rest of its group, and is thought to be a lost individual. [138][149][150] The animals were hunted for their meat and blubber, while the Europeans used the oil from the melon as a lubricant for clocks, machinery and lighting in lighthouses. Experts consider this interaction with the objects to be a substitute behavior. 5 things you didn't know about Churchill. [80] They also consume a great quantity of invertebrates, such as shrimp, squid, crabs, clams, octopus, sea snails, bristle worms and other deep-sea species. [252], In the 2016 Disney/Pixar animated film Finding Dory, the sequel to Finding Nemo (2003), the character Bailey is a beluga whale, and its echolocation abilities are a significant part of the plot. We got to the bottom of the beluga whale mystery. Shrimp are the most common invertebrate eaten, with octopus, amphipods and echiurids being other sources of invertebrate prey.The most common prey species for belugas in the Eastern Chukchi Sea appears to be shrimp, echiurid worms, cephalopods and polychaetas. [48], The fins retain the bony vestiges of the beluga's mammalian ancestors, and are firmly bound together by connective tissue. The further away the populations were from each other, the more varied the sounds were in relation to one another. 흰고래 Delphinaterus leucas 영명 : Beluga, White whale 일명 : 시로이루카, "Aerial Surveys of Beluga Whales in Cook Inlet, Alaska, Between June 2001 and June 2002". Burst calls tend to indicate aggression. Ungava Bay- 32 individuals (maybe functionally extinct) [138] Mineral oil replaced whale oil in the 1860s, but the hunting of these animals continued unabated. [32] The longitudinal muscles of the back provide the ascending and descending movement of the tailfin, which has a similar thermoregulation mechanism to the pectoral fins. Then during the winter, they disperse to the deeper water in the center of the inlet, but without completely leaving it. Rudnaya Bay. William, Shavon., "Delphinapterus leucas", Animal Diversity Web, n.d.. Richard , J. T., Desfosses, R., Romano, T. A., & Sartini , B. L. (n.d.). In one study, the maximum frequencies produced by an individual located in San Diego Bay, California, were between 40 and 60 kHz. The majority of belugas live in the Arctic Ocean and the seas and coasts around North America, Russia and Greenland; their worldwide population is thought to number around 150,000. They are social animals and very vocal communicators that employ a diversified language of clicks, whistles, and clangs. [56] Beluga whale pods can be grouped into three categories, nurseries (which consist of mother and calves), bachelors (which consist of all males) and mixed groups. [105], The beluga inhabits a discontinuous circumpolar distribution in Arctic and sub-Arctic waters. The Sea Life Trust Beluga Whale Sanctuary was created with support from Merlin Entertainments and Whale and Dolphin Conservation (WDC). Currently some Inuit in Canada and Greenland, Alaska Native groups and Russians are allowed to hunt belugas to consume and sell; aboriginal whaling is excluded from the International Whaling Commission 1986 moratorium on hunting. [76], Belugas play an important role in the structure and function of marine resources in the Arctic Ocean, as they are the most abundant toothed whales in the region. Under normal conditions, the spiracle is closed and an animal must contract the muscular covering to open the spiracle. The tailfin has a distinctive curvature along the lower edge. In the toothed whales, the lower jawbone is broad with a cavity at its base, which projects towards the place where it joins the cranium. Continued hunting by the native peoples may mean some populations will continue to decline. Add to Likebox #131889239 - The coastal zone of the White sea at Cape Beluga, the view from.. When killer whales are present, large numbers of beluga whales congregate in the shallows for protection, which allows them to be hunted in droves. The album starts with the sound of whales communicating, and includes songs representing the ocean and whales playing. The largest prey item consumed by beluga whales in the Eastern Chukchi Sea seems to be saffron cod. 17. [61] Captive females have also been observed displaying this behavior, carrying items such as floats and buoys, after they have lost a calf. Description. Belugas are also called white whales, and their unusual color makes them one of the most familiar and easily distinguishable of all the whales. "In Primorye, the court arrested killer whales and belugas in the case of the illegal export of mammals abroad, В Приморье суд арестовал косаток и белух по делу о незаконном вывозе млекопитающих за границу", "Investigations of Belukha Whales in Coastal Waters of Western and Northern Alaska II. [208] However, the calf died 25 days later after suffering metabolic complications, infections and not being able to feed properly. [9] A similar observation has been made by Canadian researchers, where a beluga which died in 2007 "talked" when he was still a subadult. Sakhalin/Amur- 4,000 individuals [33] The mudflats of Cook Inlet in Alaska are a popular location for these animals to spend the first few months of summer. [196][197] The cost is variously listed as ISK 3,000,000 (US$24,000) or US$27,000,000. [44] Unlike most cetaceans, they are capable of swimming backwards. [6] The crest is hard and, along with the head, can be used to open holes in ice up to 8 cm (3.1 in) thick. The Beluga whale is a slow swimming mammal that feeds mostly on fish. Beluga whales are unlike any other whale, dolphin or porpoise. [6] The beluga may have delayed implantation. [144][145], Previous levels of commercial whaling have put the species in danger of extinction in areas such as Cook Inlet, Ungava Bay, the St. Lawrence River and western Greenland. [26], There are currently 22 stocks of beluga whales recognized:[137], 1. ",, "Ceta Base – Captive Cetacean Database – Cetacean Inventory • U.S. & Canada", "Arrests made in Russia following illegal whale trafficking scandal", "Beluga Whale Calf Born at Shedd Aquarium", "Male Beluga Whale Arrives at Mystic Aquarium", "Nace la primera cría de ballena beluga en cautividad en Europa", "Muere la ballena beluga que nació hace 25 días en el Oceanográfico de Valencia", "Kylu, la beluga que nació en el Oceanogràfic de Valencia un día de superluna", "Sonic Sea – Wild & Scenic Film Festival", "Vancouver Aquarium sues filmmaker over critical documentary",’t-know-about-churchill, "The impact of ecotourism boats on the St. Lawrence beluga whales", "Japan Sea. [70], All cetaceans, including belugas, have physiological adaptations designed to conserve oxygen while they are under water. [16] A fossil of the monodontid Casatia thermophila, from five million years ago, provides the strongest evidence that monodontids once inhabited warmer waters, as the fossil was found alongside fossils of tropical species such as bull and tiger sharks.[18]. [93], Calves are born over a protracted period that varies by location. [26] For example, when they are in the Beaufort Sea, they mainly eat Arctic cod (Boreogadus saida) and the stomachs of belugas caught near Greenland were found to contain rose fish (Sebastes marinus), Greenland halibut (Reinhardtius hippoglossoides) and northern shrimp (Pandalus borealis),[78] while in Alaska their staple diet is Coho salmon (Oncorhynchus kisutch). Mitochondrial DNA studies have shown modern cetaceans last shared a common ancestor between 25 and 34 million years ago[11][12] The superfamily Delphinoidea (which contains monodontids, dolphins and porpoises) split from other toothed whales, odontoceti, between 11 and 15 million years ago. Белухи "уплыли" в Китай. A fatty deposit inside this small cavity connects to the middle ear. [54] Their eyes are especially adapted to seeing under water, although when they come into contact with the air, the crystalline lens and the cornea adjust to overcome the associated myopia (the range of vision under water is short). Beluga, a small, toothed whale found mainly in the coastal waters of the Arctic Ocean and adjacent seas but also in rivers and deep offshore waters. [171] Local beluga carcasses contain so many contaminants, they are treated as toxic waste. For example, residents in Kotzebue, have reported that killer whales have been sighted more frequently in Kotzebue Sound. [80][81] Belugas feed mainly in winter as their blubber is thickest in later winter and early spring, and thinnest in the fall. [251] [50], Estimations of the age of sexual maturity for beluga whales vary considerably; the majority of authors estimate males reach sexual maturity when they are between nine and fifteen years old, and females reach maturity when they are between eight and fourteen years old. Video of belugas blowing bubble rings and performing other tricks at a Japanese aquarium, International Union for Conservation of Nature, tame beluga whale wearing a Russian equipment harness, National Oceanic and Atmospheric Administration, Canadian Department of Fisheries and Oceans, "Japanese whale whisperer teaches beluga to talk", "Cytochrome b nucleotide sequences and the identification of five primary lineages of extant cetaceans", "Charlotte, The Vermont Whale – An Electronic Museum", "Bomb radiocarbon dating calibrates beluga (, Aquatic Species at Risk – Beluga Whale (St. Lawrence Estuary population), "Beluga Whales – Physical Characteristics", "Environmental Adaptations of the Beluga Whale (. [33][34] The fat forms a layer that covers all of the body except the head, and it can be up to 15 cm (5.9 in) thick. This whale has a stocky body. Another example is NOC, a beluga whale that could mimic the rhythm and tone of human language. Male belugas have been observed summering in deeper waters along Viscount Melville Sound, in depths of up to 600 meters. Quakenbush, L. T., Suydam, R. S., Bryan, A. L., Lowry, L. F., Frost, K. J., & Mahoney, B. They had long skulls and large carnivorous teeth. [65], In captivity, mothering behavior among belugas depends on the individual. They are displayed across North America, Europe and Asia. [223] One captive beluga, after overhearing divers using an underwater communication system, caused one of the divers to surface by imitating their order to get out of the water. [55] Newborns are about 1.5 m (4 ft 11 in) long, weigh about 80 kg (180 lb), and are grey in colour. It is not known if these organs are functional or simply vestigial. Add to Likebox #131889239 - The coastal zone of the White sea at Cape Beluga, the view from.. Similar Images . [110] When the summer sites become blocked with ice during the autumn, they move to spend the winter in the open sea alongside the pack ice or in areas covered with ice, surviving by using polynyas to surface and breathe. 11. [70] Their flexible necks provide a wide range of movement while they are searching for food on the ocean floor. The guide recommends boats carrying the whale watchers keep their distance from the cetaceans and it expressly prohibits chasing, harassing, obstructing, touching, or feeding them. [207] The first beluga calf born in captivity in Europe was born in L'Oceanogràfic marine park in Valencia, Spain, in November 2006. Beluga whales aren't hiding legs under their thick, rubbery skin. In 1863, the cured skin could be used to make horse harnesses, machine belts for saw mills and shoelaces. The evolutionary preference for a dorsal ridge rather than a fin is believed to be an adaptation to under-ice conditions, or possibly as a way of preserving heat. and its sources). Individuals have also been reported them displaying physical affection, via mouth to mouth contact. [102] Like the other toothed whales, belugas do not possess vocal cords and the sounds are probably produced by the movement of air between the nasal sacks, which are located near to the blowhole. [236] The act also states that all whales in US territorial waters are under the jurisdiction of the National Marine Fisheries Service, a division of NOAA.[236]. [61] In one case, one whale blew bubbles, while the other one popped them. Loseto, L., Stern, G., & Macdonald, R. (2015). [103], Belugas are among the most vocal cetaceans. [238], The isolated beluga population in the Saint Lawrence River has been legally protected since 1983. [146] The population of the St. Lawrence belugas decreased from 10,000 in 1885 to around 1,000 in the 1980 and around 900 in 2012. [38] During the winter, the epidermis thickens and the skin can become yellowish, mainly on the back and fins. This yellowy hue is soon lost during summer moulting though – a rather unusual event for cetaceans – restoring them to their pearly glow. [234], In addition, it is possible that beluga whales may face by an increased risk of entrapment from leads and cracks freezing, due to the erratic nature of climate change. The numbers have dropped substantially in Russia and Greenland, but not in Alaska and Canada. 4. The image reflects a myth told all across the Arctic, of the shaman who gives birth to a whale. They are found in coastal areas of the Arctic Ocean, and travel south when the sea ice forms.. The tail-fin grows and becomes increasingly and ornately curved as the animal ages. [2], There are about 21 sub-populations of beluga whales and it is estimated that 200,000 individuals still exist, which are listed as Least Concern on the IUCN Red List. [169] The killer whales arrive at the beginning of August, but the belugas are occasionally able to hear their presence and evade them. Polar White Whale", "Benny the beluga whale spotted swimming in River Thames again", "Beluga whale has finally left the Thames, say experts", "Study: Male beluga whale mimics human speech", "The Story of One Whale Who Tried to Bridge the Linguistic Divide Between Animals and Humans", 10.2305/IUCN.UK.2012.RLTS.T6335A17690692.en, "IUCN Red List of Threatened Species: Beluga", 10.2305/, "Beluga whales in Alaska listed as endangered", "Endangered and Threatened Species; Endangered Status for the Cook Inlet Beluga Whale", "Government declares beluga whale endangered", "NOAA Releases New Abundance Estimate for Endangered Cook Inlet Beluga Whales | NOAA Fisheries", "Genetic profiling links changing sea-ice to shifting beluga whale migration patterns", "MMPA – The Marine Mammal Protection Act of 1972 as Amended (2007)", "In-depth: Belugas – Beluga Whales Under Threat", "St. Lawrence Action Plan For a Sustainable Development", "Beluga Whale (St. Lawrence Estuary population)", "Preservation of beluga (Delphinapterus leucas) spermatozoa using a trehalose-based cryodiluent and directional freezing technology", "The Value of Ex Situ Cetacean Populations in Understanding Reproductive Physiology and Developing Assisted Reproductive Technology for Ex Situ and In Situ Species Management and Conservation Efforts", "Basal Body Temperature Method for Detecting Ovarian Cycle in the Captive Beluga (Delphinapterus leucas)", "Characterization of the estrous cycle in female beluga (Delphinapterus leucas) using urinary endocrine monitoring and transabdominal ultrasound: Evidence of facultative induced ovulation", "Seasonal variation in testes size and density detected in belugas (Delphinapterus leucas) using ultrasonography", "Deep intra-uterine artificial inseminations using cryopreserved spermatozoa in beluga (Delphinapterus leucas)", "Semen collection, characterisation and artificial insemination in the beluga (Delphinapterus leucas) using liquid-stored spermatozoa", "Beluga XL spreads its wings at long last", "Ty Burrell Makes a Splash as a Whale in 'Finding Dory, "D23: Disney Sets Voice Casts for 'Finding Dory,' 'Inside Out' and 'Good Dinosaur,, US National Marine Fisheries Service beluga whale page, Convention on Migratory Species page on the Beluga / White whale, Animals in National Geographic – Beluga Whale, Lifestyles of Beluga Whales National Geographic, Information about beluga in animaldiversity, Video showing the birth of a beluga calf in Vancouver, Information about belugas in, Voices in the Sea – Sounds of the Beluga Whale,, Pages with non-numeric formatnum arguments, Articles with dead external links from September 2017, Articles with permanently dead external links, Articles with dead external links from January 2019, Wikipedia articles needing page number citations from December 2013, Articles with dead external links from August 2018, Wikipedia articles needing clarification from February 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 28 November 2020, at 22:44.

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