Crowds gathered along College Walk last week to watch this large bird of prey dine on a squirrel. There was much speculation over what it was, but Walter Bock, a Columbia ornithologist and evolutionary biologist, determined: "It's definitely a red-tailed hawk, and almost certainly an immature one." Bock said these hawks are a common sight along the Hudson River in winter.
Columbia University Record -- January 26, 1996 -- Vol. 21, No. 14