chiffchaff fledgeling?

chiffchaff fledgeling?

Observation - chiffchaff fledgeling?. Description: This fledgeling flew into our front window last year and sat dazed on the path for several minutes. We think it may have been a chiffchaff but never got a definite ID - would appreciate opinions.

This fledgeling flew into our front window last year and sat dazed on the path for several minutes. We think it may have been a chiffchaff but never got a definite ID - would appreciate opinions.