Yes, most all mammals do. They have to to survive and create more killer whales.
shamu
Water and a keg
yes it survives a hippo
Killer Whales (Orca orca) have a thick layer of blubber to keep them warm. Killer whales are a toothed whale belonging to the oceanic dolphin family.
Killer whales are very tough animals with incredibly strong jaws. Animals that attack it will be very lucky to survive.
Orcas require an ocean to survive and could not live in a barren desert.
they are specials in cold and hot weather.
defense
It doesn't. The Thylacine was unable to survive being hunted as a supposed livestock killer. The last known specimen of this marsupial died in 1936.
Look for food and Watch out for the leopard seal or the killer whale
Yes, as remember, all creatures neeed air-oxygen, to survive.