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- Title: Polar Bear
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Polar Bear Shake. A Dip in the river @ -10 degrees C
Canada Wants More Study On Polar Bear Protection. The United States said in May it was listing polar bears as a threatened species. Baird said Canada was cooperating with U.S. officials on studying how best to protect the animals.
Study: Polar Bear Numbers Could Plummet By Midcentury. Study: Polar bear numbers could plummet by midcentury Thanks to melting Arctic ice, the worldwide population of polar bears could face a sharp decline over the next 35 years. Russell Cheyne
Facts About Polar Bears: Lesson For Kids. Polar bears are an ocean mammal. A mammal is an animal that has hair, is warm-blooded, and gives birth to live babies. Polar bears are huge! They can weigh anywhere between 700 and 1,600 pounds!
Lessons From Polar Bear Studies. The scientists who studied the polar bear’s genome detected multiple mutations in APOB. Since few experiments can be done with grumpy polar bears, they analyzed the changes by computer. They determined that the mutations were very likely to be damaging — that is, likely to degrade or destroy the function of the protein that the gene codes for.
Polar Bear. When the polar bear was originally documented, two subspecies were identified: the American polar bear (Ursus maritimus maritimus) by Constantine J. Phipps in 1774, and the Siberian polar bear (Ursus maritimus marinus) by Peter Simon Pallas in 1776. This distinction has since been invalidated.