Greylag goose the western greylag goose, breeds in Iceland and north and central Europe; "A. a. rubrirostris", the eastern greylag goose, breeds in Romania, Turkey and Russia eastwards to northeastern China. The two subspecies intergrade where their ranges meet. The greylag goose sometimes hybridises with other species of goose including the barnacle goose ("Branta leucopsis") and the Canada goose ("Branta canadensis"), and occasionally with the mute swan ("Cygnus olor"). The greylag goose was one of the first animals to be domesticated; this happened at least 3000 years ago in Ancient Egypt, the domestic breed being known as "A. a. domesticus". As the
Pygmy goose end of a tarsometatarsus. It is only record of the genus in the New World. The genus "Nettapus" was erected by the German naturalist Johann Friedrich von Brandt in 1836. The word "Nettapus" is from the Ancient Greek "nētta" "duck" and "pous" "foot". It was thought that the type species, the African pygmy goose ("Nettapus auritus"), possessed the feet and body of a duck and the neck of a goose. There are three extant species in the genus: Pygmy geese have short bills, rounded heads and short legs. They nest in tree holes. Pygmy goose The pygmy geese are a