The salmon shark is a large shark that lives in the North Pacific.

The field mouse is a small herbivorous mammal.

The Japanese red-backed vole, a small mammal unique to Japan, lives in the forests of mountainous areas.

I set a mousetrap.

He fell for a pyramid scheme and lost a lot of money.

The term 'jisho' has the same meaning as 'akanezumi'.

He was making a profit through usury.

The vaquita is an endangered species and one of the rarest dolphins in the world.

The European water vole is a small mammal native to Europe.

The gerbil lives in desert areas.