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Hace 3 días · Learn about the polar bear, the largest and most powerful carnivore on land, and its adaptations to live in the Arctic region. Find out how it hunts seals, swims, mates, and faces threats from climate change and human activities.
- Polar Bear
The polar bear is a burly white bear that lives in the lands...
- Beluga Whales
Beluga, a small, toothed whale found mainly in the coastal...
- Kodiak Bear
Kodiak bear, (subspecies Ursus arctos middendorffi),...
- Ringed Seal
ringed seal, (Pusa, or Phoca, hispida), nonmigratory,...
- Pinnipeds
Pinniped, (suborder Pinnipedia), any of a group of 34...
- Bearded Seal
bearded seal, (Erignathus barbatus), nonmigratory seal of...
- Grizzly Bear
grizzly bear, (subspecies Ursus arctos horribilis), common...
- Brown Bear
Brown bear, large shaggy-haired bear (family Ursidae) native...
- Polar Bear
Hace 6 días · The polar bear (Ursus maritimus) is a large bear native to the Arctic and nearby areas. It is closely related to the brown bear, and the two species can interbreed. The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb).
4 de jun. de 2024 · Pregnant female polar bears seem to use biochemical adaptations to survive the long denning fast without ill health effects, similar to other bear species; Outside of maternal denning, polar bears are mostly incapable of using those biochemical adaptations and long fasts can cause health problems
4 de jun. de 2024 · Scientific name means "sea bear" Adapted to sea ice, spending only short periods on land; Thick fat layer and fur to stay warm in extreme Arctic temperatures; An experienced adult catches a seal every 4 to 5 days; Massive weight gain before denning sustains polar bears during extended fasting period (up to 8 months for pregnant females)
15 de jun. de 2024 · Polar bears are the largest land carnivore. Adapted for the cold, polar bears have a thick fur coat that appears white in coloration, but is really translucent. Their black skin color is readily apparent on the nose, eyes, lips and footpads.
4 de jun. de 2024 · Polar bears are adapted to eat soft, high-calorie blubber (also, flesh but often leave meat for scavengers) Primarily carnivorous, compared to brown and black bears (Rinker et al. 2019) Diet constrained by skull morphology and dentition (Slater et al. 2010; Petherick et al. 2021)
21 de jun. de 2024 · Polar bears are amazing creatures that have evolved incredible adaptations to survive in the harsh Arctic environment. Their large paws, thick fur, and specialized fat layer all contribute to their ability to walk on ice and snow, allowing them to hunt, travel, and thrive in their unique habitat.
