Deep in Ecuador's Waorani territory, scientists discovered a 20-foot, 1,100-pound snake that turned out to be an entirely new ...

Some animals inspire fear, and then there are animals that inspire cosmologies. The green anaconda, the largest snake in the world, capable of reaching 30 feet in length and weighing upwards of 550 ...

Imagine a serpent as long as a small plane, weighing over a ton! This was Titanoboa, the prehistoric king of the Amazon.

These giant snakes are vital to healthy ecosystems, helping control populations of rodents, birds and other animals. Found in ...