Add Yahoo as a preferred source to see more of our stories on Google. Modern anacondas and pythons are massive, but fossil evidence shows they are not even close to the largest snakes to ever exist.

Beneath the surface of a Colombian coal mine, scientists made a discovery so extraordinary that it rewrote what we know about giant reptiles. In 2009, researchers unearthed fossil remains of an ...

A mechanical constraint prevented the Titanoboa from lifting more than 1/5 of its body to strike. Counter-intuitively, the world’s largest apex predator was unearthed deep within the Cerrejón coal ...

Imagine a snake so massive it would have to squeeze through your office door to get at you. That was Titanoboa, the largest snake that ever slithered across our planet. Discovered in a Colombian coal ...

CC0 Usage Conditions ApplyClick for more information. About as thick as a standard dictionary, this turtle’s shell may have warded off attacks by the Titanoboa, thought to have been the world’s ...