DOLPHINS

Dolphins are highly intelligent, social marine mammals known for their playful behavior, complex communication, and streamlined bodies. They belong to the order Cetacea, which also includes whales and porpoises.

Overview

Lifespan: 20 - 60+ years (varies by species)
Class: Mammalia
Order: Cetacea
Family: Delphinidae (oceanic dolphins)
Habitat: Mostly epipelagic zone (0 - 200 m), coastal and open ocean