I saw a greater white-fronted goose in the park.

I saw a snow goose in the park.

The brant breeds in the Arctic regions and migrates to warmer areas in winter.

I saw a greylag goose in the park.

The Hawaiian goose is a species unique to Hawaii, with beautiful feather colors.

The bottom sediment of this lake is mainly composed of sand and mud.

This sea area is rich in diversity of benthic organisms.

He looked at the palm of his hand and thought about the fate written on it.

He examined the bottom of the box.

He seemed in pain with a stone stuck in his sole.