Search results
Results from the WOW.Com Content Network
The blue-billed duck (Oxyura australis) is a small Australian stiff-tailed duck, with both the male and female growing to a length of 40 cm (16 in). [2] [3] The male has a slate-blue bill which changes to bright-blue during the breeding season, hence the duck's common name.
The genus name Aythya is derived from the Ancient Greek aithuia which refers to a seabird mentioned by Aristotle and others and is thought to refer to a seaduck or other seabird. The species name marila is from the Greek word for charcoal embers or coal dust. [9] A. m. nearctica female, Ontario. Two subspecies of Greater scaup are currently ...
Female and immature hybrids typically lack the white bill base, except in those between lesser scaup and ring-necked duck, where the white extends to the eye region. But especially with juveniles, the bi-colored bill of hybrids is most diagnostic. Hybrid combinations that are known from the wild and resemble the lesser scaup are:
This is a list of the breeds of domestic duck which have official recognition at national or international level. [1]Most breeds of duck derive from the wild mallard, Anas platyrhyncos, while a small minority are descendants of the Muscovy duck, Cairina moschata.
The blue-billed teal, spotted teal or Hottentot teal (Spatula hottentota) is a species of dabbling duck of the genus Spatula. It is migratory resident in eastern and southern Africa, from Sudan and Ethiopia west to Niger and Nigeria and south to South Africa and Namibia. [1] [2] In west Africa and Madagascar it is sedentary.
Unusually for a bird with such a large range, it has no geographical subspecies if the possibly conspecific duck Eaton's pintail is considered to be a separate species. This is a large duck, and the male's long central tail feathers give rise to the species' English and scientific names. Both sexes have blue-grey bills and grey legs and feet.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Species S. poliogenys ... blue and red bills. All have plumage which is mainly crimson and black or dark grey. Species. The members are: Image Common Name Scientific name