Mammals, like this quoll, have what body covering?

Mammals have a backbone. They are:

Most mammals have teeth.

Most mammals, like this numbat, lay eggs.

All mammals feed their babies milk.

There are more of what kind of mammal in Australia than in any other country?

The dingo is an example of a:

The kangaroo is an example of a:

The echidna is an example of:

Mammals with pouches are called:

Egg-laying mammals are called: