Lucas Bustamante / Two Limon glass frogs (Sachatamia ilex) sitting on plant, one above the other, Canande, Esmeraldas.
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Phil Savoie / Reticulated glass frog (Hyalinobatrachium valerioi) La Selva Field Station, Costa Rica.
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Lucas Bustamante / Coastal glassfrog (Cochranella litoralis) on leaf with eggs. San Lorenzo, Esmeraldas, Ecuador.
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Nick Garbutt / Montane Glass Frog (Centrolenella ilex) inside curled leaf. Mid-altitude rainforest, Bosque de Paz, Pacific slope, Costa Rica, Central America.
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Nick Garbutt / Emerald Glass Frog (Centrolenella proseblepan) on leaf. Mid-altitude rainforest, Bosque de Paz, Pacific slope, Costa Rica, Central America.
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Alex Hyde / Yellow-flecked glassfrogs (Sachatamia albomaculata) mating pair, Osa Peninsula, Costa Rica
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Alex Hyde / Yellow-flecked glassfrogs (Sachatamia albomaculata) mating pair, Osa Peninsula, Costa Rica
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Alex Hyde / Spined glassfrog (Teratohyla spinosa) Central Caribbean foothills, Costa Rica.
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Edwin Giesbers / Reticulated glass frog (Hyalinobatrachium valerioi) captive, occurs in Colombia, Costa Rica, Ecuador, and Panama
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Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) pair, native to South America
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Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) underside showing internal organs, native to South America
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Pete Oxford / Glass Frog (Hyalinobatrachium aureoguttatum) underside showing internal organs, native to South America