Scientists confirm a record-breaking green anaconda in the Amazon, revealing new species clues, surprising sizes, invasive ...

Discover the monster snake that makes all modern snakes seem small by comparison. Learn about Titanoboa, the biggest snake to roam the Earth!

Scientists recently discovered a new species of green anaconda in the Amazon rainforest. A new Nat Geo series shows the ...

Quick Take Reaching a size 5 times larger than males is a biological benchmark for breeding females. Holding breath for 10 ...

It is thought that this giant snake lived in the ancient seas during the Eocene epoch, about 56 to 34 million years ago.

Scientists have discovered a giant northern green anaconda in Ecuador’s Amazon. Genetic analysis confirmed it as a new ...

Photo by Matt Winkelmeyer/Getty Images Actor Will Smith may not have starred in the new reboot of Anaconda. But the Hollywood ...

Yellowstone National Park is one of the most famous parks in the United States, but it isn’t usually known for its reptiles. Nevertheless, there are plenty of snakes that live in the park, with some ...

In western India, strata of old rocks are providing a glimpse of what may have been a world of heat, a world of creeping continents, and one of giant .

Meet Medusa, the largest snake in the world. Plus, boas the length of school buses, quarter-ton anacondas, and a 12-foot pit viper named Silent Death. Pretty much all of the really impressive “biggest ...