ratite bird

/ˌræˈtaɪt bərd/

Definitions of ratite bird
  1. noun
    flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds
    synonyms: flightless bird, ratite
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    carinate, carinate bird, flying bird
    birds having keeled breastbones for attachment of flight muscles
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    Struthio camelus, ostrich
    fast-running African flightless bird with two-toed feet; largest living bird
    large black flightless bird of Australia and New Guinea having a horny head crest
    Dromaius novaehollandiae, Emu novaehollandiae, emu
    large Australian flightless bird similar to the ostrich but smaller
    apteryx, kiwi
    nocturnal flightless bird of New Zealand having a long neck and stout legs; only surviving representative of the order Apterygiformes
    Rhea americana, rhea
    larger of two tall fast-running flightless birds similar to ostriches but three-toed; found from Brazil to Patagonia
    Pterocnemia pennata, nandu, rhea
    smaller of two tall fast-running flightless birds similar to ostriches but three-toed; found from Peru to Strait of Magellan
    aepyornis, elephant bird
    huge (to 9 ft.) extinct flightless bird of Madagascar
    extinct flightless bird of New Zealand
    Dinornis giganteus, giant moa
    the largest moa; about 12 feet high
    Anomalopteryx oweni, anomalopteryx
    the smallest moa; slender moa about the size of a large turkey
    type of:
    warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
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