David Pattyn / Green Anaconda (Eunectes murinus) , Cuyabeno wildlife reserve, Sucumbios, Ecuador, July
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Franco Banfi / Green anaconda, (Eunectes murinus) underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil
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Franco Banfi / Close view of a Green anaconda, (Eunectes murinus) underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil
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Franco Banfi / Green anaconda, (Eunectes murinus) underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil
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Franco Banfi / Close view of a Green anaconda, (Eunectes murinus) underwater, Formoso River, Bonito, Mato Grosso do Sul, Brazil
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Franco Banfi / Green anaconda, (Eunectes murinus), Formoso River, Bonito, Mato Grosso do Sul, Brazil
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Sylvain Cordier / Common anaconda (Eunectes murinus) Amazonas, Brazil.
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Sylvain Cordier / RF - Common anaconda (Eunectes murinus) Amazon, Brazil. (This image may be licensed either as rights managed or royalty free.)
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Francois Savigny / Scientist holding Anaconda snake (Eunectes murinus} sperm plug - many males attempt to mate with a single female who decides to accept or reject sperm. Venezuela, South America
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Francois Savigny / Spectacled caiman {Caiman crocodilus} preying on male Green anaconda {Eunectes murinus} , Llanos, Venezuela, South America
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Francois Savigny / Female Green anaconda 'tasting' air with tongue {Eunectes murinus} Llanos, Venezuela
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Francois Savigny / Research team carries 16ft female Anaconda {Eunectes murinus} Venezuela
