Synonym Source; Petrogale longicauda Krefft, 1865 synonym: AFD; Published in: Krefft, G. 1865, "Description of a new species of rock-kangaroo from New South Wales", Proceedings of the Zoological Society of London, vol. Before the breeding program, the last Southern Brush-tailed Rock-Wallaby was seen in the wild in the ACT in 1959. The Brush-tailed Rock-wallaby has a characteristic, long, dark tail that is bushier towards the tip. The brush-tailed rock wallaby is critically endangered in Victoria but only listed as vulnerable in Queensland. Unlike many other kangaroo species, the Brush-tailed Rock-wallaby has a … Brush-tailed rock-wallaby There is a gestation period of 31 days after which a single jellybean-sized embryo is … In appearance the Brush-tailed Rock-wallabies don’t really hold a resemblance to a cat, being 50-80 cm long, russet to gray fur with a white underbelly and the characteristic long, muscular kangaroo legs. They range in size from the size of a rabbit to almost 2 meters (6.5 feet) from head to end of tail. Image: David Whelan. Life Cycle. Females become sexually mature at around 12 months of age, and the gestation period before their offspring are born is approximately 28 days. The belly is … It is estimated that there are between 15,000–30,000 brush-tailed rock-wallabies left in Australia. Of these, fewer than 2% are found south of the Hunter River in NSW. The vulnerable stage for joeys is when they are stashed in a rock-shelter while mother goes foraging along the cliff-face. The recovery plan expressed the need for a captive population in Queensland as insurance against a continuing decline in the wild. Wallaby Reproduction, Babies, and Lifespan. NPWS Shoalhaven BTRW Recovery Project – These averages vary by species, however. Females reach sexual maturity at 18 months of age and males at 20-24 months. Brush-tailed Rock-wallaby. 324-325 Kangurus pencillatus Gray, 1825 synonym: AFD Wallabies are almost identical to kangaroos but smaller. The Brush-tailed Rock-wallaby (Petrogale penicillata) is one of at least 16 species of Rock-wallaby Petrogale in Australia and is the only species of Rock-wallaby that occurs in Victoria. 1865, pp. It is a small wallaby with a head and body length of about 450mm and a long black tail about 610mm that has a brushy end. The Victorian Government published a national recovery plan for the brush-tailed rock wallaby (BTRW) in 2011. The brush-tailed rock-wallaby lives in small, isolated colonies along the coast and ranges of eastern Australia, and is particularly rare in the south. Mating season for most species occurs during January and February. The Brush-tailed Rock-wallaby is often confused with ... tailed Rock-wallabies have a life span of up to ten years. The soft, woolly fur can be gray, brown, red or almost black. The female wallaby will give birth to an underdeveloped embryonic young; the newborn joey (wallaby young) will be still blind, have no hair, and as tiny as a bean. Brush-tailed rock wallaby Lifespan, ageing, and relevant traits Maximum longevity 14.3 years (captivity) Source ref. Brush-tailed Rock Wallaby. Brush-tailed rock-wallabies have a white cheek-stripe and a … Dark grey-brown with reddish flush on rump; light cheek-stripe; dark mid-line head stripe; black ears; black or dark brown feet and paws; tail darkens to black bushy tip; thick-set wallaby. The 1-2kg joeys are predated by the foxes who are 5-6kg. Petrogale penicillata Identification: Body length 55 cm; tail length 60 cm; weight up to 8 kg. Atlas of Living Australia. Brush-tailed Rock-wallaby mother and joey. The lifespan of wallabies varies by species, but ranges from about 7 to 18 years. Brush-tailed Rock-wallaby pausing on a rock face in Kangaroo Valley. 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