Find out everything there is to know about snakes and stay updated on the latest snake news with the comprehensive articles, interactive features and snake pictures at LiveScience.com. Learn more about these fascinating creatures as scientists continue to make amazing discoveries about snakes.
The ancestors of today's slithery snakes once sported full-fledged arms and legs, but genetic mutations caused the reptiles to lose all four of their limbs about 150 million years ago, according to two new studies.
Most people believe that venomous vipers strike faster than other snakes. But new research shows that constrictors such as ratsnakes – which are harmless to humans – may be quicker on the draw.