The Giant Owl Butterfly is a huge, spectacular tropical butterfly with enormous owl-eye patterns on the undersides of its hindwings used to startle predators. It is a rare stray into extreme southern Texas from Mexico. It flies at dusk and dawn, and adults feed primarily on rotting fruit. Its wingspan can exceed 6 inches, making it one of the largest butterflies in the Americas.
Not certain it is a Giant Owl Butterfly? What bug is this? walks through what to check first and the lookalikes that catch people out.
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