Polar bear ... 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 …

Dec 2, 2025 · Polar bear, great white northern bear found throughout the Arctic region. The polar bear is the largest and most powerful carnivore on land, a title it shares with a subspecies of …

Polar bears are key to Arctic ecosystems. Discover WWF’s efforts to combat sea ice loss and safeguard polar bear populations.

Polar bears live along shores and on sea ice in the icy cold Arctic. When sea ice forms over the ocean in cold weather, many polar bears, except pregnant females, head out onto the ice to...

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

Discover fascinating facts about polar bears and find out about our work with tracking polar bears in the Arctic.

21 hours ago · With climate change steadily dismantling the icy habitat essential to their existence, new research suggests polar bears are rapidly rewiring their own genetics in a bid …

Polar bears have evolved to live in the frozen Arctic habitat and are the largest land predators on Earth. Polar bear’s scientific name, Ursus maritimus, means sea bear.

Feb 13, 2025 · Polar bears (Ursus maritimus) are closely related to brown bears but have adapted to life in the snow and ice and live in the coldest environments in the nation.

From cubs and habitat to status and threats, learn about all things polar bears from the leading polar bear nonprofit.