Polar bears need the ice to hunt and as it vanishes they can no longer reach their traditional prey. With each Arctic summer providing more water and less ice, some polar bears are forced to try ...

The polar bear, once king of the North, needs ice to stalk its prey. Killer whales, or orca, on the other hand, are unable to hunt in an ocean locked in ice. As the ice increasingly disappears ...

The detriment to polar bears has been well documented due to ... they can get up close and hide under the sea ice, away from the killer whales that hunt them, experts told ABC News.

Many may not realise that as they travel through Dudley town centre, that there was once housed at the castle and zoo nearby a killer whale called Cuddles, two adult polar bears and a huge gorilla ...

The livestream, produced in a partnership between Arctic conservation nonprofit Polar Bears International and ... of the bay offer protection from killer whales, Petersen told Live Science ...

Ava Nipisar lay in the snow, watching quietly from behind a rifle outside of her home community of Whale Cove, Nunavut. Through the scope, Nipisar watched a polar bear slowly making its way over ...

Great white sharks and killer whales (orcas) are ocean dwellers ... Orcas target sharks for their nutrient-dense livers, which comprise up to a third of their body weight. Polar bears and grizzly ...

Their method uses carbon isotopes of fatty acids to better understand what migratory species, such as killer whales, and Arctic predators, such as polar bears, eat and how they accumulate harmful ...

2c00310). Biologists have a qualitative understanding of bioaccumulation in top predators such as bald eagles, killer whales, and polar bears but not a good explanation of how it happens ...

"Killer whales — over there," he said ... We would have plenty more opportunities to spot wildlife on our weeklong Alaskan Bear Country & Wilderness trip — one of many itineraries ...

The polar bear, once king of the North, needs ice to stalk its prey. Killer whales, or orca, on the other hand, are unable to hunt in an ocean locked in ice. As the ice increasingly disappears ...