Catamounts, cougars, and mountain lions are all the same animal. However, scientists most often refer to these wild cats as pumas. No matter what they're called, they're killer cats. Like other big cats, pumas silently stalk their prey, waiting for the best moment to take them by surprise. But pumas have behaviors unique among cats, such as their ability to eat prickly porcupines. Animal lovers and budding zoologists will love both the bright photographs...