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Macquarie Island is a subantarctic island in the south-western Pacific Ocean, about halfway between New Zealand and Antarctica. [1] It has been governed as a part of Tasmania, Australia, since 1880. It became a Tasmanian State Reserve in 1978 and was inscribed as a UNESCO World Heritage Site in 1997.
This is a list of rodents of Australia. [1] [2] Australia has a large number of indigenous rodents, all from the family Muridae.The "Old endemics" group are member of tribe Hydromyini, which reached Australasia between 11 – 9 million years ago from Asia, while the "New endemics", members of the tribe Rattini, are presumed to have arrived more recently, between 4 – 3 million years ago, also ...
Macquarie Island (433 m or 1,421 ft) is the furthest south and the coldest. Where present, soils are mainly boggy peats, up to 8 m (26.2 ft) deep in flat areas. None of the islands are inhabited although there are ongoing research projects including a permanent base of the Australian Antarctic Division on Macquarie Island.
The Macquarie Island parakeet became extinct about 1891. The Macquarie Island rail, an endemic subspecies of the buff-banded rail, disappeared about the same time. The Pacific black duck population on Macquarie Island is threatened by crossbreeding with introduced mallards, [1] [2] a common problem on Australian and New Zealand islands. [3]
This is a list of Australia-New Guinea species extinct in the Holocene that covers extinctions from the Holocene epoch, a geologic epoch that began about 11,650 years before present (about 9700 BCE) [a] and continues to the present day. [1] The Australian continent is also called Australia-New Guinea or Sahul to avoid confusion with the country ...
The Judge and Clerk Islets are small islands, with a total land and reef area of no more than 20 hectares (49 acres), lying 11 kilometres (6.8 mi) north of Macquarie Island in the southwestern Pacific Ocean. They are, with Macquarie Island, part of Tasmania, Australia. [1]
The bush rat or Australian bush rat [3] (Rattus fuscipes) (Zak) is a small Australian nocturnal animal. It is an omnivore and one of the most common indigenous species of rat on the continent, found in many heathland areas of Victoria and New South Wales .
Before hunting started, there were three million penguins on the island (both royal and king). [8] Modern threats to the royal penguin include introduced predators such as rats (and formerly cats but they were eradicated from Macquarie Island recently), discarded plastic, pollution, and decreased food supply due to commercial fishing. [2]