Le « Saint Graal » des reptiles existe toujours : ce mini-dragon de 66 millions d'années intrigue encore les scientifiques



An exquisitely preserved specimen of Austronaga minuta, a small, long-necked marine reptile from the Triassic of China, contains a fossilized stomach, liver and intestines, offering paleontologists their oldest detailed glimpse yet of how early reptiles digested food.
The post 244-Million-Year-Old Fossil Preserves Earliest Reptilian Digestive System appeared first on Sci.News: Breaking Science News.

Paleontologists have unearthed a remarkably preserved fossil snake in Brazil that is reshaping ideas about how the earliest snakes lived and complicating the long-running debate over whether their ancestors burrowed underground, swam in the sea or crawled the surface.
The post Did Early Snakes Burrow, Swim or Crawl? 80‑Million‑Year‑Old Fossil Suggests: All Three appeared first on Sci.News: Breaking Science News.

Liopleurodon ferox is a short-necked marine reptile that patrolled the seas of what is now England and France some 163 million years ago.
The post Jurassic Pliosaur Liopleurodon Was Big, but Not as Big as Once Feared appeared first on Sci.News: Breaking Science News.

Today, lepidosaurs -- the reptile group that includes lizards, snakes and New Zealand’s tuatara -- are among the most diverse vertebrates on Earth, but their earliest evolutionary history remains poorly understood.
The post Tiny Triassic Reptile Sheds Light on Early Lizard Evolution appeared first on Sci.News: Breaking Science News.


Paleontologists have identified a new genus and species of pan-shinisaur lizard from a partial upper jaw discovered in southern France, pushing the presence of its lineage in Europe back by at least 30 million years.
The post 83-Million-Year-Old Crocodile Lizard Fossil Unearthed in France appeared first on Sci.News: Breaking Science News.