Morley Read / Slow motion clip of a Linnaeus' sipo snake (Chironius exoletus) with open mouth, part of threat display, Amazon rainforest, Orellana Province, Ecuador. (non-ex)
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Claudio Contreras / Mexican / Brown Vine Snake (Oxybelis aeneus) with mouth open. Maria Madre Island, Islas Marias Biosphere Reserve, Sea of Cortez (Gulf of California), Mexico, June.
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Claus Meyer / Parrot Snake (Leptophis ahaetulla) with mouth open in defense display, Caatinga ecosystem, Brazil
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Michael & Patricia Fogden / Oriental Whip Snake (Ahaetulla prasina) camouflaged among vines in the rainforest, southeast Asia
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Stephen Downer / John Downer P / Vine snakes (Dryophis nasuta) imitate curled tendrils of foliage to conceal themselves in the rainforest (Resolution restriction - image digitised from film, 'Weird Nature' tv series)
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Morley Read / Tropical flat snake (Siphlophis compressus) descending down a vine, with Rio Tiputini in the background, Orellana Province, Ecuador. (non-ex)
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Dong Lei / Asian vine snake (Ahaetulla prasina) in tree. Gaoligong Mountain National Nature Reserve, Yunnan Province, China.
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Dong Lei / Asian vine snake (Ahaetulla prasina) in tree. Gaoligong Mountain National Nature Reserve, Yunnan Province, China.
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Duncan Murrell / Green vine snake (Ahaetulla nasuta), Sinharaja Forest Reserve, Unesco Biosphere Reserve and World Heritage Site, Sri Lanka. The green vine snake changes from pure green to chequered markings when it f...
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Robert Valentic / Speckle-headed whipsnake (Ahaetulla fasciolata) sub adult from riparian lowland rainforest on Phuket Island, Thailand.
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Claudio Contreras / Blunt-headed treesnake (Imantodes cenchoa), Catemaco Lake, Los Tuxtlas Biosphere Reserve, Mexico, July
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Jen Guyton / Blunt-headed tree snake (Imantodes cenchoa) at La Selva Biological Station, Costa Rica. Controlled conditions.