Sea Otter Facts & Information For Kids, Pictures, Video & More

Watch sea otters crack open mussels on stone anvils

Sea Otter Adaptations

What is a Keystone Species? 🪨 They’re species whose presence in an ecosystem is vital for maintaining its structure. For example, sea otters 🦦 are a large rodent with the responsibility of environmental stewardship in their paws. This keystone species regulates the kelp forests in the Pacific Northwest. These underwater forests are the homes, nurseries, and hunting grounds of many marine species including the sea urchin. But the sea urchins like to eat the kelp, so if their populations get too

Sea Otters: A Keystone Species