He is living in a world of ignorance.

The northern elephant seal is a large marine mammal that mainly lives in the northern hemisphere.

The southern elephant seal is the largest seal in the world, and its weight can reach over 3 tons.

The African forest elephant lives in the forests of Africa.

I am majoring in meteorology at university.

He does nothing like a good-for-nothing.

He confessed to committing the seven deadly sins.

The troposphere is the lowest part of the Earth's atmosphere, and most of the weather occurs here.

My son has started learning taekwondo.

We work according to Pacific Standard Time.