Tasmanian Nativehen

The Tasmanian nativehen (Tribonyx mortierii) (alternative spellings: Tasmanian native-hen or Tasmanian native hen), also known by its palawa kani name piyura, is a flightless rail and one of twelve species of birds endemic to Australia's island state of Tasmania. Although many flightless birds have a history of extinction at the hands of humans, the species has actually benefited from the introduction of European-style agricultural practices in Tasmania. Its success may also be attributed to the recent extinction of its main predator, the thylacine. == Nomenclature == The species was originally described in 1840 as Tribonyx mortierii — the mortierii being in honour of Belgian botanist Barthélemy Charles Joseph Dumortier. The palawa kani name for the Tasmanian nativehen is piyura, from the Swanport/Oyster Bay language region. Local nicknames include narkie, waterhen and turbo chook, despite the species being in the Rallidae family and not being related to junglefowl or the domestic chicken. == Description == The Tasmanian nativehen is a stocky flightless bird between 43 and 51 centimetres (17 and 20 in) in length. The upperparts are olive-brown with a white patch on the flank. The underparts are darker with a bluish-grey tinge. The short tail is close to black and…