Fat Albert Photograph. The average polar bear is about 71 lbs, but Fat Albert, who weighs in at 107 stone, is the fattest. It appears to be a win-win situation. Posted by u/GoldenChinchilla - 474 votes and 35 comments Although Fat Albert has gained weight, and is probably the fattest polar bear alive, he is still far from the 1960. 2 - 2. Fat Albert is a 2004 American live-action/animated comedy film based on the 1972 Filmation animated television series Fat Albert and the Cosby Kids created by Bill Cosby. 39 m (11 ft 1 in) tall on its hindlegs. They also used samples from 10 brown bears. Preparation. One of the most interesting polar bear facts is that polar bears have huge appetites. Write two common adaptive features of a polar bear which help in keeping it warm. 1 million-acre park in southwestern Alaska (home to more than 2,000 bears) is already remote and mostly accessible only by plane. Description: A polar bear has an elongated body, with low, well-developed shoulders. Larger animals have a lower surface area. Video shared on social media shows a lumbering polar bear whose back had been branded with "T-34," the name of an old Soviet Union tank. The weight of the polar bear is 679 kg, while its relatives weigh 450 kg on average. As an independent bear in 2023, she’s navigated the river without her mama’s guidance for. He weights over 1,000lbs!. Located on the shores of Hudson Bay in the Hudson Plains ecozone 45 kilometres (28 mi) south of Churchill, its accessibility is limited due to its remote location and an effort to preserve the park. #หมีขั้วโลกที่สบายที่สุด ‘Fat Albert’ เป็นชื่อที่ชาวท้องถิ่นใช้เรียกหมีขั้วโลกตัวตุ้ยนุ้ย เนื่องจากอัลเบิร์ตมีถิ่นอาศัยตามธรรมชาติใกล้กับ. A polar bear in Alaska has been given the nickname 'Fat Albert' after tucking into more than his fair share of whale blubber that local residents leave out as a sign of respect While the average polar bear tips the scales at about 71st, he comes in at a whopping 106st. 7 stone, 1,001kg) in 1960. In Banjo-Kazooie, he and his siblings Soggy and Moggy need presents as their father Boggy didn't get the three of them any presents. He-Man and the Masters of the Universe. Totally dependent on their mothers, newborn cubs are blind, toothless, and covered with soft white fur. The females are smaller, weighing between 660 and. Polar bears are the biggest bear species. S. Buy this poster at art. They can remain submerged for as long as 2 minutes and are able to close their nostrils when under water. The longest distance swam by a polar bear in one go is a staggering 685 km (426 mi) – that equates to 20 trips across the. Residents of Kaktovik, Alaska, fed the bear themselves. We provide a mix of content designed to spark great conversation, promote civil debate, and relieve…However, Fat Bear Week is a subjective competition, so be sure to vote and campaign for your favorite! Bear 747’s weight gain between July and September is always impressive. As well, there is almost no daylight at this time of year (i. The overweight inhabitant of Alaska was nicknamed "Fat Albert". G. The polar bear’s main food source, seal blubber, is very high in energy, so polar bears do not need to eat a large amount of food relative to their weight. In Alaska villagers have a tradition when it comes to feeding. Geological Survey, showed wild polar bears preferentially consume a diet that is 2 parts fat. It’s a “macronutrient” after all. But polar bears have evolved to be unaffected by the higher doses of vitamin A, because its accumulation is a consequence of their need for a high-fat diet. TRENDING Hero Had Been Living In Terrible Conditions For A Long Time As A Result Of His Insensitive Family, But When A Rescue Group Decided To Intervene, His Life Was Forever ChangedThey say the camera adds ten pounds, so there must be a few cameras on this guy, as these snaps add ten stone to this super chonky polar bear. Locals have dubbed the bear “Fat Albert” because he is extremely overweight, weighing about 107 stone – a full human’s weight. As sea ice melts, more and more polar bears can be found resting along Arctic coastlines. History of International Polar Bear Day. This bear must have been filmed by several cameras at once. Meet the Fat Albert - an absolute unit of a polar bear. Thousands of new images every day Completely Free to Use High-quality videos and images from Pexels. 14, 2023. The largest polar bear in the world was a whopping 2,209 pounds! With the average man weighing 200 pounds, this bear was the size of 11 grown men!This is the fattest polar bear in Alaska. By simultaneously measuring field metabolic rates, daily activity patterns, body condition, and foraging success of polar bears moving on the spring sea ice, we found. . This aerial shot of six fat polar bears lolling around on a sand beach on the coast of the Southern Beaufort Sea, Alaska, was taken by NOAA employees in July 2019. S. Exercise 2. You will find that the natural habitat for the Polar Bear is in the very cold areas of the world. A polar and brown bear can successfully mate even in captivity, giving rise to pizzly and grolar bears. Dyck and E. Polar bear milk is about 31% fat when cubs are born, providing enough calories to help cubs grow rapidly. A new study suggests the Arctic species is at risk of being starved into extinction by the end of the century. Cox. "But it turns out Albert's size isn't all his fault. Fat Albert and the Cosby Kids. In A Minute. During this time, her body recycles wastes biochemically (without. The polar bear is adapted to life in a cold climate. Jabberjaw. Photos. The polar bear is the newest of the eight bear species, and scientists believe that the polar bear evolved about 200,000 years ago from brown bear ancestors. Arctic animals include mammals such as the polar bear, Arctic fox, Arctic hare, caribou / reindeer, musk ox and wolverine; aquatic mammals such as the orca / killer whale, narwhal, beluga whale, walrus and numerous seal species; and birds such as the ptarmigan, bald eagle, Arctic tern and puffin. As the apex predators of th. 631 points • 79 comments - Your daily dose of funny memes, reaction meme pictures, GIFs and videos. Laff. KATMAI NATIONAL PARK AND PRESERVE. Regional declines in polar bear (Ursus maritimus) populations have been attributed to changing sea ice conditions, but with limited information on the causative mechanisms. This gives the bears less time to hunt. Polar Bears have richest milk of all bears Unknown. The species is sexually dimorphic, as adult females are much smaller. I hear you asking, “How did Fat Albert grow so fat?”. The animals living in these conditions include the polar bear as well as penguin. It can weigh up to 720 kg (1,600 pounds) and is the world’s largest bear and the world’s largest land carnivore, titles it shares with the polar bear. It appears to be a win-win situation. Jem. Pair a magnificent sighting with a gorgeous helicopter flightseeing ride. Photo by K. In fact, polar bears have been revered in Alaska for. The video was posted to Facebook on December 1 by Sergey. 2:20 PM – 3:20 PM – Blue Angels #1-#4 Practice Flight. The educational adventures of a group of Afro-American inner city kids. (University of Calgary) Juneau said it's possible the same bear was involved in both attacks but. Popular movies: Fat Albert (2004), Let There Be Light (2017). She uses both poetry. In the TV series he is voiced by Bill Cosby himself, and is portrayed by. They are about seven to eight feet long, measured from the nose to the tip of their very short tail. $227. Fat Bear Week began in 2015 as a National Park Service effort to educate the public about the bears. In a year, a single polar bear consumes around 43 seals. 747 was estimated to be the most voluminous bear last year, as well as the heaviest. Only female polar bears can be tracked using radio collars. Polar bears are the largest carnivorous land mammals on Earth. It is in these areas where their powerful sense of. Well it's the M-I-crooked letter, ain't no one better. Jeremy Suarez. There used to be a thriving community in Katovik but they all mysteriously disappeared one winter leaving poor Albert all alone. #หมีขั้วโลกที่สบายที่สุด ‘Fat Albert’ เป็นชื่อที่ชาวท้องถิ่นใช้เรียกหมีขั้วโลกตัวตุ้ยนุ้ย เนื่องจากอัลเบิร์ตมีถิ่นอาศัยตามธรรมชาติใกล้กับ. The pups and mother survive on the mothers fat reserves, the pups are about 15kg (35. These reports estimate 2,000 bears in the Chukchi/Bering. Obviously, it is this daily feast of whale. They are about seven to eight feet long, measured from the nose to the tip of their very short tail. S. The Polar bear ( Ursus maritimus) is a hypercarnivorous bear found within the Arctic Circle, encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. The average polar bear weighs around 450kg (71 stone). 1 of 8. The average polar bear can consume 2kg (4. TRENDING Hero Had Been Living In Terrible Conditions For A Long Time As A Result Of His Insensitive Family, But When A Rescue Group Decided To Intervene, His Life Was Forever Changed Previous field studies led by Karyn Rode, a former WSU Bear Center graduate student now with the U. Polar bear separated from the brown bear into an independent species less than 500,000 years ago. Polar bears roam the town during the fall as climate. Fat Albert Credit: Ed Boudreau Photography, Alaska I got a once in life time chance to go up to Barter Island (Kaktovick AK) to view the Polar Bears and was floored by the size of this Alpha male as he made his way to the water to wash off the sand he had been laying in all day after gorging on whale meat42 Polar Bear Jokes [Sure to Break the Ice] October 29, 2023. They are markedly sexually dimorphic, with males being larger than females. 🤔. With Tenor, maker of GIF Keyboard, add popular Cartoon Thug animated GIFs to your conversations. Population 22,000 – 31,000 polar bears worldwide. 1Meet fat Albert. /polar-bear-who-is-10-stone-overweight-christened. Your @590VOCM Mornings will hear fr fearless Canadian Ranger, Jeffery Keefe about the many bear sightings & encounters in his community of Black. 802 points • 39 comments - Your daily dose of funny memes, reaction meme pictures, GIFs and videos. Bear milk is high in fat and protein but low in carbohydrates. The bear weighed 2209 pounds, which is 157. Length 2 – 3 m. . "Many claim this makes him one of. Their tails are 3-5 inches long. Polar Bears usually swim under water at depths of only about 3 – 4. . They weigh little more than 1/2 kg (1 lb) and are just 30-35 cm long (12 to 14 in). Male polar bears are much larger than the females. Indeed, nine of the 16 most distinctive genes are ones that in humans are associated with heart disease, Willerslev says. Climate warming is causing unidirectional changes to annual patterns of sea ice distribution, structure, and freeze-up. I. For months, "bear-beef" was often the only course on these men's menu. In Alaska villagers have a tradition when it comes to feeding these animals. Magorium. They are about seven to eight feet long, measured from the nose to the tip of their very short tail. Polar bear cubs eating a seal. Polar bears eat a diet that consists of seals, carcasses, and bigger marine prey to keep up their health in the harsh Arctic environment. Fat. 5. Since he is 243 years old he decides to hand the reigns over to the. Kind of Bear Smokey is a black bear. The bear,. 6 cubic feet or 1,416 pounds, compared to the runners-up, who trailed the aptly named 747 at 1,250 pounds—Bear 32, or “Chunk”—and 1,212-pound Bear 151, or. The study notes that a baby polar bear drinks milk that's 27 percent fat (forget the 2 percent we get from the carton). Hi there! Log In Create Account Shop Designs. (In fact, polar bears in decent body condition will often eat only the fat, leaving the less calorie-dense parts of the seal carcass behind to be picked at by skinnier polar bears, Arctic foxes, and birds. He is married to his wife. He also acted in Jerry Maguire, Fat Albert, Treasure Planet, The Ladykillers and The Proud Family. 12:00 PM – 1:00 PM – Blue Angels #5-#6 Practice Flight. Eating fat adds water to their diet Water released when fat is digested (metabolized) Nutrition. Polar Bear Fact Sheet. The polar bear’s diet. Fat Albert, also known by “Fat Albert”, is so large that he receives blubber from the whales as a sign of respect. It’s been difficult for scientists to track down the origins of the polar bear but a recent discovery in Norway may have provided the answer. Comedy Central. A polar bear chased residents near a school in a small Alaska village last week, killing a mother and her 1-year-old son before another resident shot the bear dead, state troopers said. pretty funny way to start my a. 25 - 8 feet) including a very short tail of 7. The 5th annual Polar Bear Marathon in Churchill, MB. ago. The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb). As a result, the liver stores excess vitamin A from a polar bear’s fatty diet. chúng có lớp mỡ dưới da lên đến 11 centimetres. . Locals in Alaska estimate Fat Albert weighs 679kg approximately. SUNSPAN AND COKE ADS - 60'S & 70'S. (Interlude) Lyrics: André 3000 / A. Efficient digestion. Fat Albert still has a long way to go after the largest polar bear in history weighed in at 2,209 pounds (157. Fatty diet. Possum Aloysuis Jenkins / A. It exemplifies the reality that bears in this subpopulation are currently abundant andThe current scientific consensus places the worldwide polar bear population between 20,000 and 25,000 animals. By comparing the length of DNA segments. Interesting Polar Bear Facts 1. keywords “Fat Albert lives in Kativik village’” more exactly next to a Beardonald’s and Bearguer King. 6 cubic feet or 1,416 pounds, compared to the runners-up, who trailed the aptly named 747 at 1,250 pounds—Bear 32, or “Chunk”—and 1,212-pound Bear 151, or. Photo provided by Ólafur Ingólfsson. For the most interesting things on the internetFat Bear Week 2023, the ninth-annual edition of a "March madness-style" bracket competition that pits the fattest brown bears at Katmai National Park in Alaska against each other, is set to begin. Locals in Alaska estimate Fat Albert weighs 679kg approximately. The polar bear faeces (poop) is liquid, gelatinous and dark brown in color when. There are eight other bear species and 46 sub-species worldwide. Male polar bears can weigh up to three times as much as the females. 13: Both aniline and phenol are insoluble in pure water. Note how fat the bear is in the video below of Ranger Jeffrey Keefe doing his job: Polar Bears have been popping up on northern coastal regions of the province, for the last couple of weeks. In fact, the largest brown bear subspecies can reach nearly 1,700 pounds – that’s nearly a refrigerator heavier than a. ”. If this is your first visit, be sure to check out the FAQ by clicking the link above. Aharon Bezalel (Afghani-Israeli, 1925-2012) 1984 Edition 4/9 Family Grouping Hand signed in Hebrew with initials and in English Movable figures that fit together like puzzle pieces in solid cast bronze with original patina on a lucite bench base. In this photo provided by the National Park Service is Grazer, the winner of the 2023 Fat Bear Contest, at Katmai National Park, Alaska on Sept. Our bodies crave protein. Males weigh between 300–700 kg while females weigh 150–350 kg. 9. (Courtesy of the U. They eat mostly fat, but they don't get heart disease the way humans would. Wingspan: 132 feet, 7 inches. Svitozar. THE TAY QUEEN - EARLY 80'S. The researchers deciphered the genome - the genetic blueprint - of the polar bear based on blood and tissue samples from 79 polar bears from Greenland. Bear 435 Holly Skinny/Fat Photo. Fat Albert still has a long way to go after the largest polar bear in history weighed in at 2,209 pounds (157. . The normal polar bear should weigh approximately 450 kilograms (71 kg), yet Fat Albert weighs in around 679 kilograms. Although they appear white or yellow in color, their fur is actually clear and hollow, and their skin is black. When walking, the polar bears have a lumbering gait and can maintain an average speed of around 3. The change in polar bear prey selection from typical years to years with low ringed-seal productivity is suggestive of an intraspecific prey-switching behaviour, where polar bears select for seal pups when they are more abundant, but then display a preference for older ringed seals in years with reduced pup availability. Usually two pups are born and weigh about 1kg (2lbs. Helping Dolittle in search of a rare cure are. The polar bear is a marine mammal and is reliant on the sea ice. 5 mph (5. 5 billion base pairs in length, with all those base pairs packaged into 37 pairs of chromosomes (humans have 23). A thick layer of fat, up to 11 cm (4. For comparison, human milk has a 3-5% fat content. Ramos/National Park Service. Fat Albert postures in front of a pool of water. The broad feet have hairy soles to protect and insulate as well as to facilitate. Geological Survey) Twitter383 votes, 38 comments. Polar bears could disappear by 2100 due to melting ice, climate change, study says. The largest subspecies of brown bear, the Kodiak bear, has an average weight of 660 to. Photo Source: @natgeo. 2 kg (4. There is extreme cold and most of the areas are covered with snow. Description. 99 Used. #หมีขาวที่ไม่ขาว ‘Fat Albert’ เป็นชื่อที่ชาวท้องถิ่นใช้เรียกหมีขั้วโลกตัวตุ้ยนุ้ย เนื่องจากอัลเบิร์ตมีถิ่นอาศัยตามธรรมชาติใกล้กับหมู่บ้าน Katovik. Average Length: Length - 2. In addition, the long guard hairs of a polar bears coat can trap a still layer of water in the under-fur and help insulate the bear's body while submerged; acting in a similar manner to a wetsuit. com * see update below on the % number. Polar bears are the largest and most carnivorous bears that have a few little tricks up their (fur) sleeve, including the fact that they aren’t actually white and they can swim for days on end. Polar bears roam the town during the fall as climate. Weight He weighs over 300 pounds. Bearded seals are larger, and grow from 7 feet to 8 feet in length. By 2–3 months, cubs can follow their mother outside. 7K subscribers in the polarbears community. Prior to the 1973 worldwide restriction on commerical polar bear hunting, that number was dramatically lower, so low that a meeting of polar bear specialists in 1965 concluded that extinction was a real possibility. and Russia, they have more specific classifications. Its…Locals have dubbed the bear “Fat Albert” because he is extremely overweight, weighing about 107 stone – a full human’s weight. 10. The Marvel Cinematic Universe became the first film franchise to gross $26 billion, $27 billion, and $28 billion with the. This is the fattest polar bear in Alaska. That’s assuming the human is in good shape. To stay alive, the average polar bear needs to eat the equivalent of one ringed seal per week, or roughly two kilos of fat per day. Its… Locals have dubbed the bear “Fat Albert” because he is extremely overweight, weighing about 107 stone – a full human’s weight. Significant changes have occurred in the Hudson Bay ecosystem and in the bear population as a result of climate warming; however, how. Phosphate, lipid and cholesterol contents relatively low. The normal polar bear should weigh approximately 450 kilograms (71 kg), yet Fat Albert weighs in. When the king of the Netherlands (Holland) visited Albert, the saint made flowers bloom in winter for royal amusement. That can cause a person to drown within seconds if they involuntarily gasp while their head is submerged. 7 stone, 1,001kg) in 1960. There were about 20. Moore has a background in marine science, and in this story she creates a vivid and moving page-turner with an important message about our changing planet. (Courtesy of the U. 2. A polar bear near a pile of whale bones placed by villagers just outside the town of Kaktovik, Alaska, Sept. m. 12: Vitamins can be classified as water-soluble or fat-soluble (consider fat to be a very non-polar, hydrophobic 'solvent'. ” And, Liodden says, fatter, bigger bears. Efficient digestion. However, if a great polar bear fact just won’t cut. An adult male polar bear on the Chukchi Sea in the Arctic Ocean tracks down a seal, upper right, outside Point Barrow, Alaska. Weight varies dramatically seasonally, especially among females that can more than. Fat Albert is the title character and main protagonist of the Fat Albert and the Cosby Kids TV show and the main male protagonist of the movie. Scientists usually measure their height at the shoulder when on all fours. CAROLINA PORT CHIMNEY DEMOLITION - 1984. “The life of a polar bear revolves around fat,” Lorenzen said. For the most interesting things on the internet Fat Bear Week 2023, the ninth-annual edition of a "March madness-style" bracket competition that pits the fattest brown bears at Katmai National Park in Alaska against each other, is set to begin. The polar bear is a large species of bear that is found inhabiting the ice fields in the Arctic Ocean. 11, 2016. They have built-in snow goggles; 14. 30 cm wide paws: The size of a dinner plate! A natural snowshoe that helps the bear trek across treacherous ice and deep snow. Meet Fat Albert, the world’s fattest polar bear ️A thick layer of fat helps keep the bears warm. เจ้า ‘Fat Albert’ หมีขั้วโลกในอะแลสกาที่มีน้ำหนักเกินมาตรฐาน 19/03/2020 20/03/2020A female polar bear gives birth in her den, typically to twins in December or January. Fat Albert might be overweight, but he is far from being the fattest polar bear. Approximately 65 fatty acids (FA) were routinely identified in polar bear fat samples; those that accounted for >0. Polar bears have large fat deposits under their skin and, because they essentially live in a polar desert and don’t have access to fresh water for most of the. He was able to rescue his older brothers from certain death without too much hassle and is quick to jump into action if he finds a threat arising. The normal polar bear should weigh approximately 450 kilograms (71 kg), yet Fat Albert weighs in. He was also voted to the top of the bracket by Fat Bear Week voters. If he's getting ready to break the record, Fat Albert's honey has a lot to work on. We summarize evidence that documents how loss of sea ice, the primary habitat of polar bears (Ursus maritimus), negatively affects their long-term survival. 11, 2016. This is the fattest polar bear in Alaska. Credit: Media Drum World. Professional photographer Edward Boudreau, took photos of Fat. This specimen, when mounted, stood 3. The Polar Express (2004), Bad Santa (2003), Terminator: The Sarah Connor Chronicles (2008) Damon Elliott. Clown. Females are slightly smaller at around 1. …#หมีขั้วโลกที่สบายที่สุด ‘Fat Albert’ เป็นชื่อที่ชาวท้องถิ่นใช้เรียกหมีขั้วโลกตัวตุ้ยนุ้ย เนื่องจากอัลเบิร์ตมีถิ่นอาศัยตามธรรมชาติใกล้กับ. Bear 131. Groups of polar bears are called packs. Polar Bear Habitat and Distribution. Milk from polar bear mothers is 36 percent fat, the richest milk of any bear species. Like virtually any substance, vitamin A can be toxic in high doses. Newborn polar bear cubs usually weigh just 1. They are strong and fast, and can run as fast as 25 miles (40 km) an hour for a short distance. It stands over 5 feet high to the shoulder. 7. The average fat content of polar bear milk is 33%, similar to the milkfat of other marine mammals. “Nursing cubs rely on milk that can be up to 30 percent fat and adults eat primarily blubber of marine mammal prey. Locals have dubbed the bear “Fat Albert” because he is extremely overweight, weighing about 107 stone – a full human’s weight. Polar Bear (Ursus maritimus) – Polar bears have a distinct habitat and way of life. For the Fat Albert movie, see here. However, in Canada, the U. 'Cause I'm cooler than a polar. It is there that it finds food. 1990 Hallmark Pink Crayola Bunny Rabbit Candy Cotton Tail Plush Original Tag. Shop for alaska polar bear wall art from the world's greatest living artists and iconic brands. Engines: Four Rolls-Royce turbo-prop engines with more than 18,000 pounds of thrust each. The weight of the polar bear is 679 kg, while its relatives weigh 450 kg on average. Scientists can enter the data into a computer program that plots the polar bear's path. ) could provide up to eight days of energy for a polar bear. In fact, they are the largest land carnivore. A polar bear's black skin absorbs heat from the sun, helping it stay warm. I am 100% polar bear and your father is 100% polar bear so that makes you 100% polar bear. Polar bears roam the Arctic ice sheets and swim in that region's coastal waters. two fat trash bags ripped open,. The overweight inhabitant of Alaska was nicknamed "Fat Albert". $11. One hunting event involved a polar bear chasing and overtaking a reindeer in water; Observed feeding on white-beaked dolphins trapped by ice floes (Aars et al. He cares for both of his brothers. The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb). 5, 2022, 4:51 PM PDT. Those fat layers also aid in temperature regulation. 8-2. 7K subscribers in the polarbears community. Many claim this makes him one of the fattest in the world, earning him the nickname 'Fat Albert'. Climatic conditions in the polar region are always on the extreme side. D. Autoplay. Yet the polar bear experiences no such consequences >< Polar bears suffer from various health problems due to the build-up of fat under their skin. Locals in Katovik, Alaska, where Albert lives, transport large amounts of ‘left over’ whale blubber for the bears as a way of ‘showing respect’ to the animals. The length of adult polar bears varies from 180–260 cm. The normal polar bear should weigh approximately 450 kilograms (71 kg), yet Fat Albert weighs in around 679 kilograms. The polar bear (Ursus maritimus) is the largest terrestrial carnivore in the world, rivaled in size only by the Kodiak bear. Albert lives in Alaska and is oftenly fed with whale blubber leftovers by the locals which resulted in him weighing over 1500. In that situation – no food – the bears must be using body stores of fat for energy. Fog, a place long deserted by people, polar bears – it was the perfect setting. His name is Fat Albert and he lives in a village named Katovik. 4m (11. In September 1982, USA. A female polar bear can give birth to cubs from different fathers at the same time; 13. 8 – 14. k. Polar Bear Club was founded in 1903 by Bernarr Macfadden, who was an early supporter of a healthy holistic lifestyle. He weights over 1,000lbs! The 4. Majestic creature of the far north, the polar bear is the world's largest terrestrial carnivore.