Robert Smith / Diver exploring 'Sistema Carwash' a freshwater Limestone sinkhole / Cenote with stalactites and stalagmites, Tulum, Quintana Roo, Mexico, September 2008
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Robert Smith / Diver exploring a freshwater Limestone sinkhole / Cenote with stalactites and stalagmites, Tulum, Quintana Roo, Mexico, September 2008
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Robert Smith / Freshwater Limestone sinkhole / Cenote with stalactites and stalagmites,Tulum, Quintana Roo, Mexico, September 2008
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Toby Roxburgh / Mayan ruins on Caribbean coast at Tulum, Cancun, Mexico, 2006.
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Claudio Contreras / Black iguana (Ctenosaura similis) on rock, Tulum National Park, Yucatan Peninsula, Mexico, June
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Doug Perrine / Juvenile Morelet's / Mexican crocodile {Crocodylus moreletii} amongst water lilies of cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Silhouette of Morelet's / Mexican crocodile {Crocodylus moreletii} at surface of cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Morelet's / Mexican crocodile {Crocodylus moreletii} hiding under ledge in Cenote Angelita (freshwater spring), near Tulum, Yucatan Peninsula, Mexico. Endangered
Doug Perrine / Morelet's / Mexican crocodile {Crocodylus moreletii} in cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Juvenile Morelet's / Mexican crocodile {Crocodylus moreletii} at surface of cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Juvenile Morelet's / Mexican crocodile {Crocodylus moreletii} gaping to keep cool while basking on the banks of a cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Morelet's / Mexican crocodile (Crocodylus moreletii) at surface of cenote (freshwater spring). Near Tulum, Yucatan Peninsula, Mexico. Endangered
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Doug Perrine / Diver and Morelet's / Mexican crocodile {Crocodylus moreletii} in cenote (freshwater spring) near Tulum, Yucatan Peninsula, Mexico. Model released. Endangered