The Emotional Lives of Animals

4 The Love Of Animals

Elephants, whales, hippopotamuses, giraffes, and alligators use low-frequency sounds to communicate over long distances, often miles; and bats, dolphins, whales, frogs, and various rodents use high-frequency sounds to find food, communicate with others, and navigate. Sea lion mothers wail when watching their babies being eaten by killer whales. Sometimes a chimpanzee, usually an adult male, will dance at a waterfall with total abandon. A Grateful Whale.