Ornate Horned Frog (Ceratophrys ornata) Publicado el octubre 27, 2011 a 1024 × 683 en Hoppy Halloween from the Panama Amphibian Rescue and Conservation Project! These big-mouthed frogs have been known to eat all kinds of prey, ranging from rats to other frogs. (Photo by Brian Gratwicke, Smithsonian Conservation Biology Institute)