Are dolphins and whales related to each other?

Dolphins belong to the clade odontoceti (toothed whales) which also includes the sperm whale. This means dolphins are more closely related to sperm whales than sperm whales are to blue whales, since blue whales are mysticeti (baleen whales). ... read more

Dolphins belong to the clade odontoceti (toothed whales) which also includes the sperm whale. This means dolphins are more closely related to sperm whales than sperm whales are to blue whales, since blue whales are mysticeti (baleen whales). read more

Communication amongst whales and dolphins is achieved in several ways. They create sounds, make physical contact and use body language. Large whales can communicate over huge distances (across entire ocean basins) using very low frequencies. read more