Horned marsupial frogs are nocturnal and have a smooth dorsal surface with a series of ridges along its body. Its head is broad with two flaps above its bulbous eyes. The frog’s fingers have ...

For instance, the shape and number of teeth in placental mammals and marsupials is different. Marsupials have 3 teeth in their jaw called premolars and 4 molars. Placentals have 4 or 5 premolars ...