Found in all habitats except true deserts, rain forests, and tropical habitats. Most often associated with rocky grasslands. When agitated, they can resort to a typical serpentine movement and move with surprising speed.
If disturbed, they will hiss loudly and continuously, adopting a tightly coiled defensive posture with the fore part of their body held in a taut "S" shape. They may strike suddenly and at a high speed, to the side as easily as forwards, before returning quickly to the defensive position, ready to strike again.