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The bait is often an egg and a trap is placed in the tunnel to kill the stoat. [9] Recent trials of a new design of self-resetting stoat traps for remote areas have been encouraging. [10] "Mainland Islands", protected areas on the mainland of New Zealand that employ intensive control of introduced pests, [11] have stoat trapping on their ...
It is endemic to New Zealand. Some authorities consider it as the only extant member of the genus Gallirallus. [3] Four subspecies are recognized but only two (northern/southern) are supported by genetic evidence. [4] The weka are sturdy brown birds, about the size of a chicken. As omnivores, they feed mainly on invertebrates and fruit.
In New Zealand, the stoat feeds principally on birds, including the rare kiwi, kaka, mohua, yellow-crowned parakeet, and New Zealand dotterel. [44] Cases are known of stoats preying on young muskrats. The stoat typically eats about 50 g (1.8 oz) of food a day, which is equivalent to 25% of the animal's live weight. [45]
Many of New Zealand's bird species are endemic to the country, that is, they are not found in any other country. Of the species breeding in New Zealand before humans arrived, 71% were endemic. Of the species breeding in New Zealand before humans arrived, 71% were endemic.
The Wildlife Act 1953 made hunting of white herons illegal, and adult birds have no natural predators in New Zealand, though chicks are preyed on by stoats and Australasian harriers. [5] There are over 150 traps in the reserve, run by White Heron Sanctuary Tours, to protect the colony from stoats, rats and possums. [16]
Some supplemental referencing is that of the Avibase Bird Checklists of the World [2] as of 2022, and the 4th edition of the Checklist of the Birds of New Zealand, published in 2010 by Te Papa Press in association with the Ornithological Society of New Zealand, which is an authoritative list of the birds of New Zealand. [3]
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The great spotted kiwi population started declining when European settlers first arrived in New Zealand. [1] Before settlers arrived, about 12 million great spotted kiwis lived in New Zealand. [18] This bird is often preyed upon by invasive pigs, dogs, ferrets and stoats, leading to a 5% chick survival rate. [24]