One of the most recognized subspecies, the red-tailed boa (Boa constrictor constrictor), is particularly noted for its striking reddish-brown tail. Boa constrictors have heat-sensing pits located ...

The tail often exhibits reddish-brown tones, giving rise to the term "red-tailed boa" for certain subspecies. Boas also possess pelvic spurs — small vestigial limbs near the base of the tail ...

The red sand boa is now protected under the Schedule I ... Its most striking feature is its tail, which is just as thick as its body. It is blunt and rounded at the end, thus giving the illusion ...