Dolphins are highly intelligent and social marine mammals that live in oceans worldwide Their lives are filled with play socialization and exploration Comportamiento Social Dolphins are known for their complex social behaviors They live in groups called pods which can range from a few individuals to hundreds of dolphins Within these pods dolphins have been observed showing signs of affection such as swimming close together rubbing against each other and even giving each other gentle nips Alimentaci n Dolphins are carnivores and feed on a variety of fish squid and crustaceans They have been observed using sophisticated hunting strategies such as cornering prey into tight spaces or using echolocation to locate and catch fish Comunicaci n Dolphins communicate with each other using a variety of clicks whistles