Dolphins are mammals that live at sea. Dolphins living and feeding in groups, they usually hunt fish together by herding them into a herd of dolphins circle so that they are easier to catch.
Dolphins are highly intelligent marine animals because it is the excess that they have become a source of ideas some human technology such as sonar technology used submarines from sonar used by dolphins to determine the condition of the ocean floor so they do not hit the reef while swimming in the sea.
In addition, diving suits used by divers are also inspired by the fish skin of dolphins that are able to move swiftly and quickly in water. Dolphins are also widely used by water park and games area to show some type of water attractions.