No, most sharks are cold blooded and thus do not need to have a blubber layer to insulate their warm insides. Even the Great What Shark which can keep certain parts of the bod…y (particularly the brain) at temperatures up to 14 °C (25 °F) above the surrounding water temperature, drops the core body temperature of its body match the surroundings when not actively feeding and thus does not need any blubber. (MORE)
The animals that have blubber are: whales, seals, sea lions, elephant seals, walruses and 40% of Americans most aquatic and/or semi-aquatic animals. Don't forget… penguins, a lot of seabird chicks have a heavy blubber layer which is lost before fledging. Most animals with blubber live in freezing and/or arctic climates. (MORE)
Technically, No. A whale is one animal that needs a lot of the fat it has. Unlike a human, if we suddenly starts using more energy and keep it up then we will start losing f…at. (the stuff we don't need). A whale, on the other hand needs the fat, so if it starts a daily exercise routine it will lose minerals and protein, Not fat(MORE)
One of my favourite past-times is driving and exploring with my husband (and my dog). In WikiAnswers, I am constantly "On the wallaby". Passionate about all things Australian, I roam all over WikiAnswers, answering questions that have the remotest connection to Australiana ... and some that don't ... as my interests are far and wide.