▁females ▁average ▁ ▁in ▁tail ▁length , ▁ ▁in ▁t ars al ▁length ▁and ▁ ▁in ▁cul men ▁length . ▁Appar ently , ▁this ▁race ▁is ▁similar ▁to ▁B . ▁j . ▁k ems ies i ▁to ▁the ▁south ▁but ▁unlike ▁that ▁race ▁it ▁has ▁r uf ous ▁bar ring ▁that ▁extends ▁to ▁the ▁fl anks ▁and ▁bel ly . ▁Appar ently , ▁some ▁dark ▁morph s ▁have ▁occurred . ▁One ▁other ▁unique ▁feature ▁is ▁its ▁massive ▁feet ▁( as ▁imp lied ▁in ▁the ▁sub species ' ▁scientific ▁name ), ▁with ▁a ▁toe ▁length ▁nearly ▁ 1 0 % ▁longer ▁than ▁the ▁western ▁red - ta iled ▁ha w k ▁( B . ▁j . ▁cal urus ) ▁despite ▁its ▁otherwise ▁small ▁body ▁size . ▁The ▁evolution ary ▁reason ▁for ▁these ▁relatively ▁large ▁feet ▁is ▁not ▁known . ▁ ▁References ▁▁ ▁Mexican ▁High lands ▁red - ta iled ▁ha w k <0x0A> </s> ▁Father ▁Michael ▁Pat ella , ▁O SB , ▁is ▁a ▁mon k ▁of ▁Saint ▁John ' s ▁Ab bey , ▁an ▁author , ▁the olog ian , ▁and ▁professor ▁of ▁the ology ▁at ▁Saint ▁John ' s ▁University ▁in ▁Minnesota , ▁United ▁States . ▁ ▁He ▁studied ▁at ▁the ▁Pont ific al ▁Bib lic al ▁Institute , ▁Rome ▁and ▁at ▁the ▁É cole ▁bibli que ▁et ▁arch é ologique ▁française ▁de ▁J ér usalem , ▁Israel . ▁ ▁S ources ▁ ▁St ▁John ' s ▁University ▁ ▁Bibli ography ▁ ▁Pat ella , ▁Michael ▁The ▁Death ▁of ▁Jesus ▁ 1