Photo Galleries: Fall at Panama's Canopy Tower 2010 Barry Zimmer

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Fall at Panama's Canopy Tower

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A river of raptors. As far as the eye could see, boiling kettles of Turkey Vultures, Swainson's Hawks, and Broad-winged Hawks filled the sky in a 360-degree circle around the top of the Canopy Tower observation deck. It seemed impossible, yet everywhere you looked from the ground to the highest level of the sky, from directly overhead to the greatest distance the eye can see, from left to right there were raptors. Arguably rivaling the great wildebeest migration in Africa or the sigh... Read More