It weighs between 11 -- 20 g ( 0.39 -- 0.71 oz ) .
The American goldfinch is a small finch , 11 -- 14 cm ( 4.3 -- 5.5 in ) long , with a wingspan of 19 -- 22 cm ( 7.5 -- 8.7 in ) .
goldfinch weighs between 11 -- 20 g ( 0.39 -- 0.71 oz ) .
The American goldfinch is a small finch , 11 -- 14 cm ( 4.3 -- 5.5 in ) long , with a wingspan of 19 -- 22 cm ( 7.5 -- 8.7 in ) .