The massive, intelligent Orca (Orcinus orca) is the world's largest apex predator. Learn how its pack-hunting tactics allow ...

Natural predators aren't just fearsome hunters. They are ecosystem architects that sculpt wild landscapes, influence ...

Today, 21.7 million copies of Who Would Win? books are in print. That doesn’t include the countless homemade Who Would Win? books that schoolkids across the country create with crayons and computers ...

A polar bear devours a sperm whale on the ice of Svalbard, a scene that reveals how Arctic wildlife is struggling to survive ...

Polar bears are expected to become extinct but there are some signs their DNA is changing and they are adapting to new ...

A new study suggests that polar bears are undergoing rapid genetic changes, and scientists believe it's due to the impacts of climate change.

Across the Arctic, one bear stands apart from all the others, not just in size but in how it looks at us. While most large ...

In early 1993, the Icelandic photographer Ragnar Axelsson arrived at the most remote settlement in Greenland, a lonely town in the east that is tucked away in the world’s largest fjord system, which ...

UPDATE: Nora’s departure has been delayed, an Oregon Zoo spokesperson said Tuesday. Visitors will still be able to see her at Polar Passage for the time being. The original story appears below. Did ...

As the world's largest bear, and largest land carnivore, polar bears are impressive mammals and are adapted to living in the ...

Emergency officials previously said two victims were critically injured and the two others seriously hurt Getty New details are emerging about a grizzly bear attack in Canada, which authorities now ...

Thousands of the endangered primates end up on the dinner plates of people in the upper rung of the country’s society who have money to spare. By Dina Fine Maron Lemurs are charismatic primates known ...