Pete Oxford / Forest Giant-Owl (Caligo eurilochus) butterfly newly emerged from chrysalis, Mindo Cloud Forest, Ecuador
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Sean Crane / Forest Giant-Owl (Caligo eurilochus) butterfly wing with false eye spot, Ecuador
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Pete Oxford / Giant Owl Butterfly Caterpillar (Caligo memnon) with eggs laid on neck area by parasitic wasp. Yasuni National Park, Amazon Rainforest, Ecuador, South America.
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Mark Moffett / Forest Giant-Owl (Caligo eurilochus) butterfly pupa in chrysalis, South America
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Albert Lleal / Illioneus Giant Owl (Caligo illioneus) on fallen log in forest, Venezuela
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Piotr Naskrecki / Forest Giant-Owl (Caligo eurilochus) butterfly chrysalis, Costa Rica
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Piotr Naskrecki / Forest Giant-Owl (Caligo eurilochus) butterfly showing false eye spots, Costa Rica
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Michael & Patricia Fogden / Forest Giant-Owl (Caligo eurilochus) butterfly flying in the rainforest, Costa Rica
Karine Aigner / Giant owl butterfly (Caligo eurilochus) left, and a Blue Morpho butterfly far right, emerge from their Chrysalis at the Mindo butterfly Farm (Mariposas de Mindo) Mindo, Ecuador.