Jay H. Schnell; Nesting Behavior and Food Habits of Goshawks in the Sierra Nevada of California, The Condor, Volume 60, Issue 6, 1 November 1958, Pages 377–403,
No takes yet. Share an insight, caveat, or question.
Jay H. Schnell (1958) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: