2. Bildstein, K. L. 1992. Causes and consequences of reversed sexual size dimorphism in raptors: the head start hypothesis. Journal of Raptor Research 26: 115-123. | Hawk Mountain Sanctuary: Learn Visit Join

2. Bildstein, K. L. 1992. Causes and consequences of reversed sexual size dimorphism in raptors: the head start hypothesis. Journal of Raptor Research 26: 115-123.

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