A four-legged snake from the Early Cretaceous of Gondwana

@article{Martill2015AFS,
  title={A four-legged snake from the Early Cretaceous of Gondwana},
  author={D. Martill and H. Tischlinger and N. R. Longrich},
  journal={Science},
  year={2015},
  volume={349},
  pages={416 - 419}
}
Snakes' four-legged missing link It may surprise you to learn that snakes, like us, are tetrapods derived from an ancient four-legged ancestor. Martill et al. describe a fossil from the Brazilian Cretaceous period that contains a snakelike species that is elongate and serpentine, with both hind- and forelimbs (see the Perspective by Evans). This species appears to have been a burrower and shows clearly the early transitional stages from a lizardlike body plan to the smooth legless snakes we… Expand
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