Morley Read / Flat-headed spiny-backed frog (Osteocephalus planiceps) leaping from a branch, Amazon rainforest, Napo Province, Ecuador. (non-ex)

Pete Oxford / Flat-headed Bromeliad Treefrog (Osteocephalus planiceps), native to South America

Joel Sartore / Photo Ark / Slender-legged treefrog (Osteocephalus planiceps) male, portrait, from the wild, Centro de Rescate Amazonico, Peru.