ratite

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ratite A flightless, running bird that has no keel on its sternum. Aepyornithidae, Apterygidae, Casuariidae, Dinornithidae, Dromaiidae, Rheidae, and Struthionidae are all ratites.

ratite

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ratite Group of large, usually flightless birds with flat breastbones instead of the keel-like prominences found in most flying birds. Ratites include the ostrich, rhea, cassowary, emu, kiwi, and the unusual flying tinamou.

ratite

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ratite A flightless, running bird that has no keel on its sternum.

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ratite

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