Predators
Common predators of Blue-winged Teal include humans, snakes, Snapping Turtles (Chlycha serpentina), dogs, American Crows (Corvus brachyrhnchos), magpies (Pica spp.), ground squirrels, Coyotes (Canis latrans), Red Foxes (Vulpes fulva), Gray Foxes (Urocyon cinereoargenteus), Raccoons (Procyon lotor), Long-tailed Weasels (Mustela frenata), American Minks (Mustela vison), Striped Skunks (Mephitis mephitis), Spotted Skunks (Spilogale putorius), and American Badgers (Taxidea taxus).
During one study, about half of the nest failures of Blue-winged Teal were caused by mammals. Striped and Spotted Skunks were responsible for two-thirds of these losses. All nest losses caused by birds were attributed to either crows or magpies.
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