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Snakes vary in color and size, but the terror grows with scale. A recently analyzed fossil from India now appears to have surpassed the length of a standard bus.
In 2005, researchers from the Indian Institute of Technology Roorkee unearthed a set of vertebrae at the Panandhro Lignite Mine, a coal mine in western India. Initially thought to belong to a prehistoric crocodile‑like creature, the remains were re‑examined in 2023 and identified as belonging to a giant snake.
Published in the peer‑reviewed journal Scientific Reports, the study described 27 vertebrae that formed an excellently preserved partial vertebral column. The scientists estimate that the specimen, named Vasuki indicus, measured between 36 and 50 feet (11–15 m) in length, had a midsection that was broad, and could have weighed up to 2,200 pounds (1,000 kg).
Carbon‑dating places the snake at roughly 47 million years ago, during the early‑middle Eocene epoch, when it would have inhabited a coastal swamp environment. Its morphology suggests it was a slow‑moving ambush predator, striking prey much like modern pythons and anacondas. Despite its impressive size, it would have been even larger than the longest documented python—a reticulated python that measured 32.5 feet (9.9 m) in 1912.
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While snakes today already command respect, the discovery of extinct giants like Vasuki indicus expands our understanding of prehistoric biodiversity. The largest known snake, Titanoboa cerrejonensis, was discovered in 2004 in Colombia’s Cerrejón coal mine. Researchers estimated it to be about 42.5 feet (13 m) long and weighing roughly 2,500 pounds (1,130 kg).
In comparing Vasuki indicus to Titanoboa, the Indian team used two independent scaling methods based on vertebral dimensions. While their calculations suggest that Vasuki may have exceeded Titanoboa in length, the authors caution that the absence of a complete skeleton introduces uncertainty.
