I have no clue
Not all whales, but Killer Whales can, and have eaten Polar Bears. Polar Bears are one of the many animals that Killer Whales eat. See related links below for others.
The killer whales
Polar Bears and Killer Whales
killer whales and polar bears
Polar Bears and Killer Whales (Orca) are the two main predators of the beluga whale. Polar bears take particular advantage of situations when belugas become trapped by ice and are thus unable to reach the ocean. The bears swipe at the belugas and drag them onto the ice. The killer whale is its other significant natural predator.
Polar bears and killer whales prey on walruses.
Killer Whales and Polar Bears pray on Belugas' and their calves
killer whales sharks and polar bears,are the biggest predator and mens can hurt they and do coat of them and sell them
killer whales do they have good theeth. and how are thair see cann
polar bears,seals,killer whales,etc.
humans, polar bears, sharks, killer whales, and walruses