A brightly marked Australian wallaby with white stripes on the cheeks, hips, and behind the arms, and a small horny nail at the end of its long, slender tail.
Genus Onychogalea, family Macropodidae: three species
 Example sentencesExamples
-  As in several other genera of native mammals, the nailtail wallabies are represented by a southwestern, an eastern-south eastern, and a tropical northern species.
 -  The rare bridled nailtail wallaby, once thought to be extinct, is making a resurgence in Queensland thanks to the efforts of private citizens, government and industry.
 -  If conditions are suitable in the wild, bridled nailtail wallabies can raise up to three young per year and mate continuously throughout the year.
 -  This last remaining wild population of bridled nailtail wallabies fell to fewer than 500 individuals in the mid-1990s during a protracted drought.
 -  We found that bridled nailtail wallabies had one of the highest levels of heterozygosity and allelic diversity recorded for any marsupial.