The northern nail-tail wallaby by far the largest species in the genus Onychogalea.

Species include the red kangaroo, the eastern wallaroo (also known as the euro), the northern nail-tail wallaby, and the spinifex hopping mouse.

Unlike the bridled nail-tail wallaby (O. fraenata), the northern nail-tail wallaby is not a threatened species.

The "nail-tail" is a feature common to two other species of wallabies, the crescent nail-tail wallaby and the northern nail-tail wallaby.

The fauna is generally typical of Australian desert environments, and includes the red kangaroo, the eastern wallaroo, the northern nail-tail wallaby, and the spinifex hopping mouse.

While the crescent nail-tail was declared extinct in 1956, the northern nail-tail wallaby still exists in steady populations in northern Queensland and the Northern Territory.

Mammals include the large Eastern Wallaroo, Northern Nail-tail Wallaby (Onychogalea unguifera), and the Long-tailed Planigale which is the smallest marsupial in the world.

Other mammals known from the site include: the Northern Nail-tail Wallaby, Agile Wallaby, Long-haired Rat and Kimberley Rock Rat.

The northern nail-tail wallaby (Onychogalea unguifera) also known as the sandy nail-tail wallaby, is a species of macropod found in Queensland, Western Australia and Northern Territory.

While the northern nail-tail wallaby is still common in the northern part of Australia, the crescent nail-tail is now extinct, and the bridled nail-tail is considered rare and endangered, with probably fewer than 1100 mature individuals in the wild.

Mammals include the large Eastern Wallaroo, Northern Nail-tail Wallaby (Onychogalea unguifera), and the Long-tailed Planigale which is the smallest marsupial in the world.

The northern nail-tail wallaby (Onychogalea unguifera) also known as the sandy nail-tail wallaby, is a species of macropod found in Queensland, Western Australia and Northern Territory.