He learned about hermaphroditism in his biology class.

This subfossil shows the life of creatures from thousands of years ago.

I jog for half an hour every day.

He stepped into the world of minor criminals.

One side of the park was covered with beautiful flowers.

He had to confront his dark side.

He attended the party wearing a mask.

Mr. Menode is my neighbor.

The barn owl is a nocturnal bird, and its beautiful appearance fascinates people.

This mirror has a concave area.