Deep-sea fish have undergone various evolutions due to the harshness of their habitat.

This flower is very rare.

The Mitsukuri's lanternfish, a type of triplewart seadevil, is a rare fish that lives in the deep sea.

Creatures in the deep sea are living, adapted to its harsh environment.

This forest is a habitation for many animals.

Many types of animals inhabit this forest.

I buy fresh fish at the fish market every week.

This forest is a habitat for many kinds of animals.

I eat fish every Friday.

There are many fish in this river.