Common garden bird (7)
(Other definitions for sparrow that I've seen before include "Common small bird" , "Finch-like bird" , "Robin's slayer" , "Pirate" , "Passerine bird" .)
(Other definitions for great tit that I've seen before include "A bird; target it (anag)" , "Small songbird" , "Black-headed bird" , "Common small bird with yellow breast" , "Bird changed" .)
(Other definitions for chaffinch that I've seen before include "Small European songbird" , "Garden bird" , "Common bird" , "flier" , "European bird with black and white wings" .)
(Other definitions for robin that I've seen before include "Batman and --" , "Bird; man's name" , "Traditional Christmas card bird" , "Batman's companion" , "Seasonal bird" .)