Cranwell’s horned frog, Ceratophrys cranwelli, also known as the Pacman frog, is a terrestrial frog native to Argentina.
The Colorado river toad, Bufo alvanus, is a terrestrial frog native to the American Southwest and northern Mexico. It has bufotoxins, which make it venomous.
The Golden mantella, Mantella aurantiaca, is a terrestrial frog native to Madagascar. Although it is not toxic, it looks that way because it mimics other toxic species’ coloration.
The Aruba island rattlesnake, 
