ssha-coha comparison
      IWRC Raptor ID Series    
Sharp-shinned Hawk
Cooper's Hawk
shorter length & wingspan
males 82g-125g
females 144g-208g
longer length & wingspan
males 297g-380g
females 460g-588g
smaller, rounded
shaped head
squarer shaped head
uniform dark gray
crown and nape
cap: lighter nape than crown
(juvenile shown)
yellow supraorbital
ridge skin
gray supraorbital
ridge skin
long thin leg
leg thicker
white terminal band
on tail is narrow


white terminal band
on tail is wide
(may be worn off)
square tail
(some females have
rounded tail)
rounded tail
            (Source for weights: Johnsgard, 1990)
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