It is common in the United States, Canada and Mexico. It lives in larger deserts, plains with short grass.
It is common in South Arizona, New Mexico, Texas and Southbound, down to all the way to North Argentina. It has 14 known subspecies.
It is common in South- and Central Africa, in forested, bushy and semi-deserted habitats, in the mountains. In Abyssinia they live at the elevation of 4240 m, in the Bale Mountains.
It is most common in Central Africa. It is widespread in various types of habitats, it likes the tropical plains, high-elevation dry forests. Its body length is 80-130 cm, more than half of it taken up by its tail.
It is common in Central African rivers. During the day they sleep in the shallow waters or rest in the mud, they come out to land after sunset. It is a huge mammal, it can be as long as 209-505 cm.