The blue shark is beautifully blue in the sea.

This is my new work, a chamfered cube.

He underwent surgery on the depressor septi nasi.

He gritted his teeth to bear the pain.

Rodents are widely distributed around the world.

In phonetics, a sibilant is used to represent a specific sound.

If you don't get regular dental check-ups, you may develop periodontitis.

If you don't have regular dental check-ups, you may develop periodontitis.

The saber-toothed tiger is a type of extinct mammal.

Special judicial police officers are working hard every day to protect the law in Japan.