Did you know the word "hippopotamus" comes from the ancient Greek for "river horse"? But don't let that fool you; this big, lumbering mammal is anything but a horse. In fact, it's one of the most ...
Sand Gazelles: They can go for long periods without water, relying on the moisture content in the plants they eat. Scorpions: These arachnids can survive for months without water, slowing their ...