Dichotomous Key/Aves
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Key to Aves
edit- Neognathae: Has the ability to fly.
- 2: Does not have the ability to fly.
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edit- Spheniscidae: Wings modified into flippers
- 7: Wings not modified into flippers
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edit- Struthio camelus: Two toes present on each foot.
- 14: Three toes present on each foot
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edit- Podiceps taczanowskii: Plumage a mix of black and white only; Eyes are red.
- Rollandia microptera: Plumage a mix of black, brown, and white; Eyes are black.
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edit- Anas aucklandica: Plumage color change from head to body gradual; Birds of the Auckland Islands.
- Anas nesiotis: Plumage color change from head to body abrupt; Birds of the Campbell Islands.
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- Nannopterum harrisi, Flightless Cormorant
- Tachyeres pteneres, Fuegian Steamer Duck
- Tachyeres brachypterous, Falkland Steamer Duck
- Tachyeres leucocephalus, Chubut Steamer Duck
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edit- Dromaius novaehollandiae: Flaps wings when running; Small claw present at tip of wing.
- 15: Wings spread while running, acting as sails; Small claw absent at tip of wing.
15: Rheas
edit- Rhea americana: Adult is over 120 centimeters tall; Weight is 45-60 pounds; Bill measures 8-11 centimeters long; Birds of Argentina, Bolivia, Brazil, Paraguay, and Uruguay.
- Rhea pennata: Adult is less than 120 centimeters tall; Weight is 33-60 pounds; Bill measures 6-9 centimeters; Birds of Argentina, Bolivia, Chile, and Peru.
16: Cassowaries
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- Casuarius casuarius, Southern Cassowary
- Casuarius unappendiculatus, Northern Cassowary
- Casuarius bennetti, Dwarf Cassowary
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18: Kiwis
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- Apteryx australis, Southern Brown Kiwi
- Apteryx haastii, Great Spotted Kiwi
- Apteryx mantelli, North Island Brown Kiwi
- Apteryx owenii, Little Spotted Kiwi
- Apteryx rowi, Okarito Brown Kiwi
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edit- Strigops habroptilus: Two forward facing toes and two backward facing toes
- 20: Feet not arranged with two facing forward and two facing back.
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- Aramidopsis plateni, Snoring Rail;
- Gallirallus rovianae, Roviana Rail;
- Gallirallus owstoni, Guam Rail;
- Gallirallus okinawae, Okinawa Rail;
- Gallirallus insignis, New Britain Rail also Pink Leg Rail
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Tasmanian Nativehen, Gough Island Moorhen, Makira Wood Rail, Samoan Wood Rail, Takahe (bright blue/green plumage), New Guinea Flightless Rail, invisible rail, Red-eyed Crake, Inaccessible Rail, Calayan Rail, Lord Howe Woodhen, New Caledonian Rail, Weka, Woodford's Rail, Giant Coot