The boa constrictor is unique in the animal kingdom. Its common English name is the same as its scientific name. Also called the red-tailed boa, the boa constrictor is a species of large, heavy-bodied snake found in the Western Hemisphere, throughout Central and South America and a few southerly locations in North America. All of its subspecies are also referred to as boa constrictors.
The only other animal with the same common and scientific name: the extinct Tyrannosaurus rex.
Life and times of a boa constrictor :