They have a cloaca, a chamber in which the digestive, urinary and reproductive systems empty. The female emits a scent from the cloaca to attract males. Habitat Of all the boas, this snake thrives in the most different habitats. It shows, however, the least inclination towards water. It lives in deserts, wet tropical forests, open savanna and cultivated fields, and from sea level to moderate elevation.
Boa constrictor is both terrestrial and arboreal.
In many parts of tropical America, Boa constrictor is valued as a destroyer of rodents. In some areas, these snakes have been domesticated for this reason. Many are bred or captured for the pet trade. MacMillan Publishing Greene, Harry W. 1997. University of California Press, Los Angeles.