Woylie | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Infraclass: | Marsupialia |
Order: | Diprotodontia |
Family: | Potoroidae |
Genus: | Bettongia |
Species: | B. ogilbyi |
Binomial name | |
Bettongia penicillata Gray, 1837 |
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Subspecies | |
Historic woylie range in orange, current range in red |
The brush-tailed bettong (Bettongia penicillata), also known as the woylie, is an extremely rare small marsupial that belongs to the genus Bettongia. It is endemic to Australia. There are two subspecies, B. p. ogilbyi and the now extinct B. p. penicillata.
The common name is from the Nyungar language walyu.
The woylie is a small macropod, being only some 30 to 35 cm in body length, with a tail around 37 cm long, and weighing between 1.1 and 1.6 kg. The fur of this bettong is yellowish-brown in color with a patch of paler fur on its belly, while the end of its furry tail is dark colored. It has little or no hair on the muzzle and tail. This species has a more slender build and larger ears than its relative the burrowing bettong.
The woylie once inhabited more than 60% of the Australian mainland, but now occurs on less than 1%. It formerly ranged over all of the southwest of Eastern Australia, most of South Australia, the northwest corner of Victoria and across the central portion of New South Wales. It was abundant in the mid-19th century. By the 1920s, it was extinct over much of its range. As of 1992, it was reported only from four small areas in Western Australia. In South Australia, a number of populations have been established through reintroduction of captive-bred animals. As of 1996, it occurred in six sites in Western Australia, including Karakamia Sanctuary run by the Australian Wildlife Conservancy, and on three islands and two mainland sites in South Australia, following the reintroduction program and the controlling of foxes. Today, this species lives mostly in open sclerophyll forest and Malee eucalyptus woodlands with a dense low understory of tussock grasses. However, this versatile species is also known to have once inhabited a wide range of habitats, including low arid scrub or desert spinifex grasslands.