Just the bird to have cold feet? (5)

I believe the answer is:

quail

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'have cold feet?' is the definition.
(I've seen this in another clue)

I don't understand the remainder of the clue.

(Other definitions for quail that I've seen before include "Flinch like gamebird" , "Game bird - cower" , "recoil with fear" , "Flinch from small gamebird?" , "Shrink; a bird" .)

I've seen this clue in the Evening Standard.

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