A female sharp-shinned captured during spring migration at Whitefish Pond, Michigan, had three porcupine quills through her foot [as the result of what appeared to been an overly ambitious foray].' ...

A sharp-shinned hawk is about the size of a blue jay, compared to the crow-sized Cooper's hawk. But be careful in judging size because a female sharp-shinned may appear the same size as a male ...

Both the sharp-shinned and the Cooper’s hawk are common in and around Santa Fe, but it can be difficult to tell them apart. The biggest difference between them is size. Cooper’s hawks are ...