He was hospitalized due to a liver problem.

The walrus lives in the Arctic Ocean.

This earthen figure is an ancient craft, and it is very valuable.

I'm not good at eating offal.

An Asian elephant is a large and powerful animal.

The African elephant is the largest land mammal in the world.

An Indian elephant is a very large animal.

He used his knowledge as an instrumental case to solve the problem.

His behavior is like a mirror image of his father.

The population is rapidly increasing.