▁the ▁col lo qu ial ▁name ▁of ▁s nake bird . ▁Like ▁the ▁c orm or ants , ▁it ▁has ▁w ett able ▁fe athers ▁and ▁it ▁is ▁often ▁found ▁per ched ▁on ▁a ▁rock ▁or ▁branch ▁with ▁its ▁wings ▁held ▁open ▁to ▁dry . ▁ ▁Description ▁ ▁The ▁Oriental ▁d arter ▁is ▁like ▁all ▁other ▁an hing as , ▁a ▁c orm or ant - like ▁species ▁that ▁has ▁a ▁very ▁long ▁neck . ▁The ▁structure ▁of ▁the ▁neck ▁is ▁as ▁in ▁other ▁species ▁of ▁d arter ▁with ▁strongly ▁developed ▁mus cles ▁about ▁a ▁k ink ▁in ▁the ▁neck ▁at ▁the ▁ 8 th ▁and ▁ 9 th ▁verte bra e ▁that ▁allows ▁it ▁to ▁be ▁flex ed ▁and ▁d art ed ▁forward ▁with ▁rapid ▁force ▁to ▁st ab ▁fish ▁under water . ▁The ▁edges ▁of ▁the ▁comm iss ures ▁of ▁the ▁mand ible ▁tips ▁have ▁minute ▁in ward ▁pointing ▁ser r ations ▁that ▁hold ▁imp aled ▁fish . ▁ ▁The ▁adult ▁pl um age ▁above ▁is ▁black ▁and ▁the ▁wing ▁cover ts ▁and ▁t ert ial s ▁having ▁sil very ▁stre aks ▁along ▁the ▁sh aft . ▁The ▁crown ▁and ▁neck ▁are ▁brown ▁sh ading ▁to ▁black ▁towards ▁the ▁back ▁of ▁the ▁neck . ▁The ▁under parts ▁are ▁black ish ▁brown . ▁A ▁pale ▁line ▁over ▁the ▁eye ▁and ▁thro at ▁and ▁a ▁line ▁running ▁along ▁the ▁sides ▁of ▁the ▁neck ▁gives ▁it ▁a ▁strip ed ▁appearance . ▁The ▁ir is ▁is ▁white ▁with ▁a ▁yellow ▁ring ▁( br ighter ▁yellow