Retrices definitions

Retrices

Tail feathers that are used in flight.
Found on http://www.conservewildlifenj.org/glossary/

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Retrices

flight feathers located on the tail
Found on http://www.encyclo.co.uk/local/22220

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Retrices

long flight feathers in the tail, used for steering and braking.
Found on http://www.sialis.org/glossary.htm

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Retrices

a single transverse row of quills on the margin of the anatomical tail.
Found on https://www.britishbirdlovers.co.uk/identifying-birds/glossary-of-bird-part

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