i) Fat is deposited in subcutaneous tissue. Whales need to conserve their body heat in cold waters. Their body is surrounded by thick layer of fat called blubber just under the skin that helps to keep them warm.
ii) Production of sounds and detection of the echo. Echo location is a biological sonar like system phenomenon that is used by bats, to locate and detect objects by emitting high pitch sounds that reflect back the object and return to animal’s sensory receptors. So, bats use echo location to locate food source.
Rate this question :