Snowflake, a 21-year-old female polar bear at SeaWorld San Diego, ... First killer whales, now polar bears? PETA goes after SeaWorld again. By Phillip Molnar. San Diego Union-Tribune.

Polar bears need the ice to hunt and as it vanishes they can no longer reach their traditional prey. ... The Killer Whale’s Killer Weapon — Its Brain.

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 Arctic ice increasingly disappears ...

Polar bears may be classified as marine mammals, like killer whales, but they are not adapted to hunting in the water despite being able to swim huge distances. They need the ice to hunt and as it ...

In the frigid waters of the Arctic, two of nature’s most fearsome predators,the Orca and the Polar Bear,come face to face in an unforgettable battle for survival. Orcas, known as "killer whales ...

They found bowhead whale carcasses were increasingly becoming more common in polar bear diet potentially linked to killer whales venturing further north and staying for longer periods of time.

Polar bears, already threatened by receding levels of ice and dwindling food sources in the Arctic, could face another danger thanks to global warming: becoming prey to killer whales and sharks.

Drones used to study sick killer whales in Antarctica 04:42. In this latest installment of the “Climate Diaries” series, CBS News correspondent Mark Phillips is in Antarctica, following a ...

Polar bears aren’t territorial like grizzlies. They also tend to avoid conflicts, while grizzlies are aggressive and will fight fiercely. Apparently, there have been polar bear and grizzly ...