There are about 30 different species of wallaby. Some of these include: * Agile Wallaby * Black-striped Wallaby * Tammar Wallaby * Toolache Wallaby * Western Brush Wallaby * Parma Wallaby * Pretty-faced Wallaby * Red-necked Wallaby * Bridled Nail-tail Wallaby * Northern Nail-tail Wallaby * Short-eared Rock-wallaby * Proserpine Rock-wallaby * Rothschild's Rock-wallaby * Yellow-footed Rock-wallaby * Allied Rock-wallaby * Cape York Rock-wallaby * Godman's Rock-wallaby * Herbert's Rock-wallaby * Black-flanked Rock-wallaby * Mareeba Rock-wallaby * Brush-tailed Rock-wallaby * Purple-necked Rock-wallaby * Mt. Claro Rock-wallaby * Banded Hare-wallaby * Spectacled Hare-wallaby * Rufous Hare-wallaby * Eastern Hare-wallaby

The Brush-tailed rock wallaby is found in Australia's alpine areas. It is a rock wallaby, not a brush wallaby.

A pregnant wallaby is just that - a pregnant wallaby. A female wallaby is generally referred to as a doe, whether or not she is pregnant.

No. A wallaby is a mammal, specifically a marsupial.

I checked Google translate and it came out the same. Wallaby=Wallaby I hope that helps. :)