Deep inside Ecuador’s Amazon basin, a film crew and a team of biologists set out to capture a television moment and instead ...

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 ...

This behemoth is the largest snake ever discovered. It’s not only bigger but also very genetically distinct from its southern cousin, raising questions about biodiversity and the Amazon’s fragile ...