A kangaroo is a marsupial native to Australia.

Kangaroos are viviparous animals.

I saw many animals at the zoo.

I am majoring in embryology at university.

Kangaroos are an example of ovoviviparity.

A tree kangaroo is a type of kangaroo that is good at climbing trees.

We went to the zoo with our family on the weekend.

Vertebrates are organisms whose part of the skeleton is composed of a spine.

Wild animals are part of nature, and we should protect them.

He is majoring in zoology at university.