He learned the old character form of 學 to study ancient documents.

A drop of water fell from the cup.

Animals of the Canidae family, such as wolves and foxes, have a wide variety of forms.

The Canidae family includes animals such as wolves, foxes, and dogs.

Plants of the Asteraceae family are often seen in gardens for their beauty and diversity.

Animals of the Felidae family are known for their sharp claws and agility.

Creatures of the Chamaeleonidae family are known for their unique appearance and color-changing abilities.

You often see plants of the Arecaceae family in tropical regions.

Animals of the Camelidae family have the ability to adapt to dry environments.

The Cricetidae are a part of the mammals that belong to the order Rodentia.