Baer's pochard females of Baer's pochard and the ferruginous duck are quite similar, but that holds true for the females of almost all "Aythya" species. Eclipse males resemble females, but retain the white eye. Formerly classified as a vulnerable species by the IUCN, recent research shows that its numbers are decreasing more and more rapidly. It was consequently uplisted to endangered status in 2008. In 2012, it was further uplisted to critically endangered. Between 1987 and 2007, there were only eleven reports of groups of 100+ birds in mainland China. A recent census by World Wildlife Fund (WWF) China of Hubei province
Fitcher's Bird as sign of disobedience"). Among Grimm's fairy tales, the forbidden door features here and in "Mary's Child" (AT 710), as have been remarked in the notes to that tale. Some European variants of the ballad "Lady Isabel and the Elf Knight", Child ballad 4, closely resemble this tale. Fitcher's Bird "Fitcher's Bird" (German: "Fitchers Vogel") is a German fairy tale collected by the Brothers Grimm, tale number 46. It is Aarne-Thompson type 311, the heroine rescues herself and her sisters. Another tale of this type is "How the Devil Married Three Sisters". The Brothers Grimm noted its close similarity to