Bird Watch: Some birds adapt diets to season, location

(Can Reinking, October 4, 2015)
Green herons are opportunistic foragers. While minnows and other small fish make up the bulk of their diet, a range of other protein-rich items are also consumed when the opportunity presents itself, including frogs, crayfish, snails, snakes, lizards, earthworms, grasshoppers and, as shown in the accompanying photo, dragonflies.

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