The Orca is used as the example. The Pectoral Fin Pectoral fins or other wise known as flippers are used for balance and locomotion but also for communication. Whale A whale's tail is called its flukes. The flukes are used in swimming. The Blowhole Whales are mammals who breathe air into their lungs.
Blowholes are a whale's nostrils and are located on the top or back of the whale's head.
This page illustrates and explains some of the common behaviors of whales. THis site presents illustrations and explanation on eight different whale behaviours. Whale Behaviours Check out nine different whale behaviours at this site. Whale Songs Humpback whales sing some of the most beautiful songs on Earth. As they swam the east coast of Australia, scientist Dr Michael Noad, from the Australian Marine Mammal Research Centre at Sydney University, used underwater microphones to record them.