I am enjoying sunbathing on the beach.

I am enjoying sunbathing on the beach.

He was repressing his emotions.

He is a very greedy person.

The lateral pterygoid muscle is one of the muscles used to open the jaw.

The medial pterygoid muscle is one of the important muscles for moving the jaw.

Echinoderms are a type of marine life, many of which have star-shaped bodies.

The characteristic of annelids is that their bodies are divided into ring-shaped segments.

A tardigrade can survive in extreme environments.

Invertebrates are a type of creature without a skeleton.