Morley Read / Map treefrog (Boana geographica) blinking, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Morley Read / Map treefrog (Boana geographica) blinking, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Morley Read / Map treefrog (Boana geographica) blinking, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Morley Read / Map treefrog (Boana geographica) tadpoles gathered at the edge of a puddle, Pastaza Province, Ecuadorian Amazon. (non-ex)

Alex Hyde / Nictitating membrane covering eye of Map Treefrog (Hypsiboas geographicus). The membrane affords camouflage and protection from dryness whilst allowing the frog to see. Manu Biosphere Reserve, Amazoni...

Alex Hyde / Map Treefrog (Hypsiboas geographicus), Manu Biosphere Reserve, Amazonia, Peru. November.

Emanuele Biggi / Map treefrog (Hypsiboas geographicus) resting with its eyes disguised by its 'map' on the membrane. Villa Carmen Biological Station, Peru

Bert Willaert / Map treefrog (Hypsiboas geographicus) taken against white background, Bolivia.

Pete Oxford / Map Treefrog (Hyla geographica) froglet on leaf, Yasuni National Park, Amazon, Ecuador

Pete Oxford / Map Treefrog (Hyla geographica), Iwokrama Rainforest Reserve, Guyana

Pete Oxford / Map Treefrog (Hyla geographica), Iwokrama Rainforest Reserve, Guyana

Thomas Marent / Map Treefrog (Hyla geographica) portrait, Tambopata-Candamo Nature Reserve, Peru