ELEVEN years after reintroducing them to the Grampians National Park, Parks Victoria is hopeful brush-tailed rock-wallaby numbers can recover.
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DNA extracted from wallaby droppings - known as "scat" - and analysed by researchers at the University of Adelaide and FAUNA Research Alliance suggests there are four new members of the species.
Brush-tailed rock wallabies went locally extinct in 1999, but five were reintroduced to the area in 2008 in conjunction with efforts to control predators such as foxes.
On Monday, Parks Victoria said it would release a further two wallabies into the national park.
Team leader for environment and heritage Mike Stevens said the organisation hoped it took the recovery team closer towards establishing a stable colony.
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