▁grey ▁under parts . ▁The ▁mel an istic ▁female ▁is ▁entirely ▁ch oc olate ▁brown ▁except ▁for ▁grey ▁flight ▁fe athers . ▁Part ial ly ▁mel an istic ▁morph s ▁can ▁also ▁be ▁found . ▁ ▁Fl ight ▁The ▁Mont agu ' s ▁har rier ▁has ▁a ▁particularly ▁grace ful ▁flight , ▁with ▁powerful ▁and ▁elegant ▁wing be ats ▁which ▁give ▁an ▁impression ▁of ▁bu oy ancy ▁and ▁ease . ▁In ▁true ▁har rier ▁fashion ▁it ▁searches ▁the ▁coun tr ys ide , ▁flying ▁low , ▁and ▁generally ▁holds ▁its ▁wings ▁with ▁a ▁marked ▁positive ▁di hed ral . ▁ ▁Dim ensions ▁The ▁Mont agu ' s ▁har rier ▁is ▁a ▁de cept ively ▁small ▁ra pt or , ▁though ▁it ▁appears ▁larger ▁because ▁of ▁its ▁large ▁wing ▁surface ▁compared ▁to ▁small ▁body ▁weight , ▁which ▁gives ▁it ▁a ▁typically ▁bu oy ant ▁flight . ▁The ▁female ▁is ▁larger ▁than ▁the ▁male ▁because ▁the ▁female ▁needs ▁to ▁produce ▁eggs , ▁however ▁this ▁is ▁not ▁apparent ▁in ▁the ▁field . ▁▁ ▁W ings pan : ▁▁ ▁L ength : ▁ ▁( tail : ▁) ▁ ▁We ight ▁( aver age ): ▁ ▁Male : ▁▁ ▁Fem ale : ▁ ▁R isk ▁of ▁confusion ▁The ▁Mont agu ' s ▁har rier ▁can ▁be ▁confused ▁with ▁several ▁species ▁that ▁exist ▁within ▁the ▁same ▁range . ▁The ▁most ▁similar ▁are ▁the ▁hen ▁har rier ▁and ▁the ▁p all id ▁har rier . ▁The ▁male ▁is ▁easily ▁distinguished ▁from ▁other ▁species ▁as ▁its ▁pl um age ▁is ▁distinct