The newly named northern green anaconda or Eunectes akayima is reportedly the largest in the world, capable of exceeding ...

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

Green anacondas can grow to almost 9m in length and weigh more than 250kg – that's about the weight of a male grizzly bear.

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

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

Anacondas rank high among the most frightening reptiles that exist on planet Earth; they are esteemed for their massive size ...

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

Anaconda footage from the Amazon forest in a Nat Geo series shows scientists sampling a giant Green anaconda, tied to a proposed new species.