A mother and calf humpback whale swim in ocean.

Marine Mammals

A harp seal in icy water

Seals, Sea Lions, and Walruses Overview

Are you a student researching seals or someone looking to learn more about sea lions? Love Walruses? This overview dives into everything to know.

Read More

Featured Content

Are You An Educator?

At Smithsonian Ocean, we have lesson plans, activities, and resources to help you engage your students in the wonders of our oceans.
see all lesson plans see marine mammal lesson plans

Marine Mammals Articles