Southern Screamer
Chauna torquata
Screamers (Anhimidae) · Anseriformes (Anseriformes)
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Revisionato
Spesso confuso con
Nei quiz i giocatori confondono più spesso Southern Screamer con questi uccelli: o questa specie è stata scelta per errore, o il contrario.
| Specie | Confusioni |
|---|---|
| Northern Screamer Chauna chavaria | 1 |
Famiglia
The screamers are three South American bird species placed in family Anhimidae. They were thought to be related to the Galliformes because of similar bills, but are more closely related to the family Anatidae, i.e. ducks and allies, and the magpie goose, within the clade Anseriformes.
Ordine
Anseriformes is an order of birds also known as waterfowl that comprises 178 living species of birds in three families: Anhimidae (three species of screamers), Anseranatidae (the magpie goose), and Anatidae, the largest family, which includes the other 174 species of waterfowl, among them the ducks, geese, and swans. Most modern species in the order are highly adapted for an aquatic existence at the water surface. With the exception of screamers, males have penises, a trait that has been lost …