Birds
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Definition
Birds are a class of vertebrate animals characterized by feathers, beaks without teeth, and a high metabolic rate. Most birds are capable of flight, although some species are flightless, and they lay hard-shelled eggs, exhibit complex behaviors, and are found in a variety of environments worldwide.
Class Relationships
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Is Defined By
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See Also
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Children 1
- • Poultry
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Additional Information
Metadata
Comment
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Description
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Notes
- • None
Editorial Information
History Note
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Editorial Note
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Identifier
N/A
Deprecated
No
Source and Origin
No source or origin information available