Anacondas are already among the largest snakes on the planet, capable of reaching staggering lengths and incredible weights.

A University of Cambridge-led team has analyzed giant anaconda fossils from South America to deduce that these tropical snakes reached their maximum size 12.4 million years ago and have remained ...

A mechanical constraint prevented the Titanoboa from lifting more than 1/5 of its body to strike. Counter-intuitively, the world’s largest apex predator was unearthed deep within the Cerrejón coal ...

Remember the colossal snake from the 1997 cult classic film Anaconda? Many were frightened, some laughed, but at least we knew that such a thing couldn’t exist in real life. Or can it? The emerald ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. In the humid swamps of what is now Colombia, there was once ...