Common Dolphin

two common dolphins jumping out of the ocean
Common Dolphin. NOAA.

Quick Facts
Type: Mammal

Diet: Carnivore: Squid, fish, krill

Average lifespan: 40 years

Average size: 6–8 ft.

Average weight: 180–330 lb.

Did You Know?
Common dolphins are extremely smart. Some dolphins have even been able to receive and follow instructions given to them by their trainers in a kind of sign language!

Last updated: November 9, 2018