▁either ▁faint ▁or ▁absent ▁entirely . ▁Young ▁males ▁are ▁similar ▁to ▁the ▁female ▁but ▁have ▁a ▁br ighter ▁orange ▁breast , ▁white ▁in ▁the ▁tail ▁and ▁a ▁more ▁obvious ▁super cil ium . ▁ ▁Distribution ▁and ▁habitat ▁It ▁bre eds ▁in ▁eastern ▁Si ber ia ▁and ▁north - east ▁China . ▁M igr ating ▁birds ▁pass ▁through ▁eastern ▁China , ▁Korea ▁and ▁Japan ▁in ▁spring ▁and ▁aut umn . ▁The ▁species ▁winter s ▁in ▁S out heast ▁Asia , ▁reaching ▁western ▁Indones ia ▁and ▁the ▁Philippines . ▁There ▁is ▁a ▁single ▁record ▁of ▁a ▁v agrant ▁bird ▁in ▁Al aska ; ▁on ▁Sh em ya ▁Island ▁in ▁ 1 9 8 5 . ▁A ▁bird ▁in ▁Hum bers ide , ▁England ▁in ▁ 1 9 9 1 ▁was ▁not ▁accepted ▁into ▁Category ▁A , ▁a ▁wild ▁bird , ▁but ▁was ▁put ▁in ▁a ▁Category ▁D , ▁meaning ▁likely ▁to ▁be ▁of ▁capt ive ▁origin . ▁It ▁was ▁retained ▁in ▁Category ▁D ▁following ▁a ▁review ▁in ▁ 2 0 0 9 . ▁After ▁a ▁third ▁review ▁in ▁ 2 0 1 6 ▁the ▁bird ▁was ▁placed ▁in ▁category ▁E . ▁ ▁The ▁main ▁habit ats ▁are ▁forest ▁and ▁wood land , ▁particularly ▁at ▁higher ▁elev ations . ▁It ▁is ▁also ▁found ▁in ▁par ks ▁and ▁gard ens ▁during ▁migration . ▁It ▁usually ▁occurs ▁alone ▁or ▁in ▁small ▁groups , ▁feed ing ▁on ▁flying ▁insect s ▁in ▁the ▁tree ▁can opy . ▁ ▁References ▁▁ ▁Kennedy , ▁Robert ▁S .; ▁Gonz ales , ▁Pedro ▁C