Considered a deft flier and known for chasing prey on the wing, a Cooper’s hawk on the hunt can dart through dense tree cover at speeds of up to 50 mph. This agile, crow-sized raptor can even flip ...

Graduate students Huanglun Zhu and Kiran Weston set up a 3D printed model of a hawk wing for testing in the UC Davis wind tunnel. Based on motion capture imaging at Oxford University, the wind tunnel ...