Scientists confirm a record-breaking green anaconda in the Amazon, revealing new species clues, surprising sizes, invasive risks, and unanswered questions about even larger snakes still hidden within ...

Among over 30 species of rattlesnake, there is a wide variety of sizes. The smallest rattlesnake species is the western pygmy rattlesnake (Sistrurus miliarius), which only reaches about 18 inches in ...

Quick Take Reaching a size 5 times larger than males is a biological benchmark for breeding females. Holding breath for 10 minutes underwater dictates the specific aquatic reach of the green anaconda.

Modern anacondas and pythons are massive, but fossil evidence shows they are not even close to the largest snakes to ever ...

Did you know that Vermont only has one venomous snakes species? Out of the 11 snake species that live in Vermont, the Timber Rattlesnake is the only one that is venomous, having a triangle-shaped head ...

The RattleCam is back! For the second year in a row, California Polytechnic State University and Dickinson College are live streaming a massive prairie rattlesnake den. The mega-den, which is located ...

The longest snake native to North America is the Eastern indigo snake, which can reach lengths of almost nine feet. While Eastern indigo snakes were historically found in parts of Louisiana, they are ...