Weight:
The bridled nail-tailed wallaby weighs 4 to 8 kg (9 to 18 lb).
Habitat:
It previously occupied Acacia shrubland and grassy woodland in semi-arid regions. Currently it shelters by day in the edges of brigalow scrubs and feeds by night in the more open surrounding grassy eucalypt woodlands. There have been few sightings recorded in cleared areas except during drought.
Birth Season:
The young of the bridled nail-tailed wallaby is usually born in May.
Birth Rate:
1 young is born each season.
Maximum Age:
One animal lived in captivity for about 5.5 years.
Diet:
Its diet seems to consist mainly of the roots of various species of coarse grass, herbs and shrubs. It is a browser and a grazer.
Behavior:
The bridled nail-tailed wallaby is mainly nocturnal, beginning to feed at dusk. While it occasionally moves about in daylight, it spends most of the day in a shallow nest scratched out beneath a tussock of grass or a bush. When in danger, it may hide in a hollow log or crouch down in long grass or beneath a low shrub, where it will remain even when closely approached.
Social Organization:
Nail-tailed wallabies are shy and usually solitary. The bridled nail-tail has been reported to appear in larger numbers only when the dry season progresses and the pasture deteriorates. Females may be seen with young, but larger groups of 4 to 5 animals have also been observed.