Black racers snakes live in the United States but just how big do they get? How big is the largest black racer snake ever ...

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 ...

Deep inside Ecuador’s Amazon basin, a film crew and a team of biologists set out to capture a television moment and instead stumbled onto a scientific milestone: a colossal anaconda that may be the ...

In 1857, Richard Owen discovered 13 fossils that led to a mind-blowing discovery. Discover the largest venomous snake ever.

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.