The largest snake ever discovered, Titanoboa could grow up to 42 feet long and weigh around 2500 pounds. It lived around 60 million years ago.
This giant prehistoric snake from the Late Cretaceous period was about 25 feet long.
This massive snake could reach lengths of up to 33 feet. It lived in what is now Africa and preyed on large mammals and reptiles.
A prehistoric marine snake, Palaeophis could grow up to 40 feet long. This species varied broadly in size.
This giant Australian snake lived during the Pleistocene epoch. Wonambi could grow up to 20 feet long and was a large, constrictor snake that hunted large prey.