Ornate Horned Frog (Ceratophrys ornata)Amphibians, Amphibians & FishThe ornate horned frog has pointy folds of skin above its eyes rather than actual horns. It is also known as the Pac-Man frog for its wide mouth and voracious appetite. Blending in with the forest floor, an ornate horned frog sits and waits for prey to come close enough to grab.