The dolphin is a highly intelligent and social marine mammal that belongs to the family Delphinidae. They are found in oceans and seas all over the world and are known for their playful behavior and acrobatic abilities. Dolphins are carnivorous and feed on a variety of fish and squid. They use echolocation to navigate and communicate with each other. Dolphins are also known for their strong social bonds and can often be seen swimming in groups called pods. They are a popular attraction for tourists and are often featured in marine parks and aquariums. Dolphins are also important to the ecosystem as they help to maintain a balance in the food chain.