The northern elephant seal is a large marine mammal that mainly lives in the northern hemisphere.

The bearded seal is a marine mammal often seen in the Arctic.

The ringed seal is the most commonly seen seal in the Arctic Circle.

The Mediterranean monk seal is listed as an endangered species.

The Hawaiian monk seal is an endangered species.

The climate in the Arctic is very harsh.

He is dreaming of a trip to the North Pole.

I go to the sea every summer.

This forest is a habitat for many kinds of animals.

I often go to the sea on weekends.