This cave is rich in guano.

His actions are as meaningless as a rotten wood and dung wall.

He is truly an eccentric person.

He is acting like a fool.

He is irritable about everything.

That old house has a creepy atmosphere.

The bat-eared fox is known primarily for eating insects.

Whatever you say to him, it's like casting pearls before swine.

The African forest elephant lives in the forests of Africa.

I know Turkey by its old name, '土耳古'.