Complete the text with the given words.

There are so many unique animals in Australia!
... can jump more than four metres and travel at seventy kilometres per hour. They eat grass and leaves and live in small groups.
... and kangaroos are ... . This means that they are ... that carry their young in a pouch. The ... and the platypus are the only mammals that lay eggs. The echidna eats ants. The ... swims well. The Australian ... is a flightless bird. The laughing ... is well known bird from the children’s song.