Despite their name, killer whales (orcas) are actually dolphins.

Aerial and underwater footage captured around Vancouver Island in Canada shows the two marine animals working together to ...

Whales and dolphins are some of the smartest animals on Earth – and when it comes to hunting prey, they are particularly ...

How big they are: From 5 to 32 feet (1.5 to 10 meters) long, depending on the species Dolphins live in almost every ocean, except most tend to avoid the cold waters in the Arctic and around Antarctica ...