Red-breasted bird (5)
I believe the answer is:
robin
'red-breasted bird' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for robin that I've seen before include "Small brown and red bird" , "Red-breasted Christmas card bird" , "See 7" , "Traditional Christmas card bird" , "Red and brown songbird" .)