Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) on ridge, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in mud at night, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair in volcanic landscape, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in mud at night, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group in volcanic landscape, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) wallowing in rain pools on caldera floor, possibly for thermoregulation or detering parasites, with sulphur fumaroles in background, Alce...
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Pete Oxford / Galapagos Giant Tortoise (Geochelone elephantophus vandenburghi) near fumaroles, Alcedo Volcano crater floor, Isabela Island, Galapagos Islands
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Pete Oxford / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano crater floor, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Galapagos Giant Tortoise (Chelonoidis nigra) group wallowing in seasonal pool on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) with Galapagos Hawk (Buteo galapagoensis) perched on back, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) Galapagos Hawk (Buteo galapagoensis) riding on back, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) wallowing in temporary rainy season pool, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Alcedo giant tortoise (Chelonoidis vandenburghi), group bathing. Alcedo Volcano, Isabella Island, Galapagos. 2017.
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Tui De Roy / Alcedo giant tortoise (Chelonoidis vandenburghi) group resting in evening. Steam venting from fumarole in background, Alcedo Volcano, Isabela Island, Galapagos. 2017.
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Tui De Roy / Alcedo giant tortoise (Chelonoidis vandenburghi), group bathing in water at night, with fumarole behind. Alcedo Volcano, Isabella Island, Galapagos.
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Nick Hawkins / Volcan Alcedo Galapagos giant tortoise (Chelonoidis nigra vandenburghi), portrait. Isabela Island, Galapagos.
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Nick Hawkins / Volcan Alcedo Galapagos giant tortoise (Chelonoidis nigra vandenburghi), portrait. Isabela Island, Galapagos.
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Nick Hawkins / Volcan Alcedo Galapagos giant tortoise (Chelonoidis nigra vandenburghi) with neck stretched out. Isabela Island, Galapagos.
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) on ridge, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) wallowing in mud, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) wallowing in mud, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair in volcanic landscape, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair grazing on volcano, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair grazing on volcano, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in mud, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Darwin's Finch (Geospiza sp) picking ticks from Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Darwin's Finch (Geospiza sp) group picking ticks from Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) on ridge, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) on ridge, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) being alert, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond during rainfall, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in seasonal pond, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) juvenile, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Darwin's Finch (Geospiza sp) picking off ticks from Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Darwin's Finch (Geospiza sp) picking off ticks from Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) trio wallowing at night, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) drinking, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) with sub-adult, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) and Darwin's Finch (Geospiza sp), Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi), Urvina Bay, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi), Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) egg laying, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) in sunlit grassland, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) in grassland, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) group wallowing in mud, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) wallowing in mud, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) portrait, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) walking, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) walking, Alcedo Volcan, Isabela Island, Galapagos
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Tui De Roy / Alcedo Galapagos tortoise (Chelonoidis nigra vandenburghi) walking, Alcedo Volcan, Isabela Island, Galapagos
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D. Parer & E. Parer-Cook / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group wallowing in mud, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) laying eggs, Alcedo Volcano, Isabela Island, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) female laying eggs, Alcedo Volcano, Isabela Island, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group, Alcedo Volcano, Isabela Island, Ecuador
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Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) group huddled under small shrub, Alcedo Volcano, Isabela Island, Ecuador
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D. Parer & E. Parer-Cook / Volcan Alcedo Giant Tortoise (Chelonoidis nigra vandenburghi) pair mating, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) among steaming fumaroles on western caldera rim, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi), Alcedo Volcano, Isabela Island,, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) juvenile inspecting carrapace of dead female, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) large male on caldera floor, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) wallowing in seasonal rain pool, possibly for warmth or to deter ticks, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) wallowing in rain pools on caldera floor on a foggy mornign, Alcedo Volcano, Isabela Island,, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) having a noon siesta, Alcedo Volcano, Isabela Island, Galapagos Islands, Ecuador
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) mating pair, Isabela island, Galapagos
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Tui De Roy / Volcan Alcedo giant tortoise (Chelonoidis nigra vandenburghi) with vegetation in its mouth, Isabela island, Galapagos
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Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) portrait, Isabela Island, Galapagos