Hummingbirds and Hawks, perfect together?

ENN
Sep 6, 2015, 8:58 am61 pts
Sometimes it pays to have big, bad neighbors. Weighing in at about 3 grams, black-chinned hummingbirds (Archilochus alexandri) can do little but stand by and watch Mexican jays 40 times their weight chow down on their eggs. So in the mountains of southeastern Arizona, the hummers have learned to build their…

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