The small fish are swimming in the river.

The small fish are swimming in the river.

This fossil is believed to be that of an ichthyosaur.

He took a photo using a fisheye lens.

There is a rumor that a fish with a human-like face lives in that pond.

You can find a 'tatsu no otoshigo' in this sea.

The horseshoe crab is a creature that has continued to live since ancient times.

This fish, known as a 'year fish', dies before even a year has passed since its birth.

He caught a big fish.

Looking down at the sea, I could see a school of fish swimming.