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15 amazingly deceptive caterpillars

By: Anna Norris on Jan. 15, 2014, 3:20 p.m.
Giant swallowtail caterpillars mimicking bird droppings

Photo: Andreas Kay/Flickr

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Giant swallowtail caterpillars

When your primary predators are birds, what's your best bet to avoid getting eaten? The defense mechanism of these giant swallowtail caterpillars is to look like bird droppings. They may not be attractive, but they're alive!