Lucas Bustamante / Palmar tree frog (Boana / Hypsiboas pellucens) underside seen through glass showing sticky / suction pads on toes, San Lorenzo, Esmeraldas, Ecuador, Controlled conditions.

Lucas Bustamante / Palmar tree frog (Boana / Hypsiboas pellucens) on leaf, Canande, Esmeraldas, Ecuador.

Lucas Bustamante / Palmar tree frog (Boana / Hypsiboas pellucens) on plant stem, Mindo, Pichincha, Ecuador.

Melvin Grey / Palm treefrog (Hypsiboas pellucens) adult, Mindo, Ecuador. June.

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens) on a leaf. Captive. Chocó Region of north western Ecuador.

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens) on a leaf. Captive. Chocó Region of north western Ecuador.

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens) pair on leaf showing color variation, northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens) in tucked position, northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens), northwest Ecuador

Pete Oxford / Palmar Treefrog (Hypsiboas pellucens) camouflaged on palm, northwest Ecuador

Pete Oxford / Tree frog {Hyla pellucens} Mindo Cloud Forest, Ecuador

Pete Oxford / Tree frog {Hyla pellucens} Mindo Cloud Forest, Ecuador

Doug Wechsler / Palmar treefrog (Hypsiboas pellucens) Buenaventura Reserve, Ecuador.