Kangaroos are diurnal animals.

袋鼠是昼出动物。

Kangaroos harbour a vast range of parasites.

袋鼠身上有各种各样的寄生虫。

There are all sorts of animals, including bears, pigs, kangaroos, and penguins.

有各种各样的动物，包括熊、猪、袋鼠和企鹅。

Kangaroos eat grass and leaves.

袋鼠吃草和叶子。

I saw kangaroos and penguins.

我看到袋鼠和企鹅。