Thin clouds are floating in the sky.

There are altocumulus clouds in the sky.

When the volcano erupted, a glowing cloud covered the sky.

He devoted his life to the study of science.

He is majoring in the subject of science.

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.