NEW YORK – A fossil find in Argentina has revealed a two-legged creature that’s the most primitive snake known, a discovery that promises to fire up the scientific debate about whether snakes evolved ...

A fossil find in Argentina has revealed a two-legged creature that's the most primitive snake known, a discovery that promises to fire up the scientific debate about whether snakes evolved on land or ...

A strange new dwarf snake species discovered in the tropics of Ecuador has been dubbed a "relic of time." The tiny snake is only about 7.8 inches long and belongs to the Tropidophiidae family, a group ...

A new fossil discovery has revealed the most primitive snake known, a crawling creature with two legs, and it provides new evidence that snakes evolved on land rather than in the sea. Snakes are ...

The fossil bones of a giant snake that thrived in Australia some 30 million years ago have added a link to the story of reptile evolution, Australian scientists report. And with a touch of irony, it ...

Researchers at Yale have identified an ancient slithering creature from the time of T. rex as the most primitive known snake, a finding with implications for the debate over snake origins. “It’s the ...

A fossil of a primitive snake with hips has led scientists to believe that snakes probably evolved on land, not in the sea. The fossil, which dates back to the Late Cretaceous period more than 65 ...

New fossils found in Australia tell us that enormous snakes evolved from predatory lizards like goannas, scientists say. Palaeontologist Dr John Scanlon describes the well-preserved 25 to 20 ...

Remains of an enormous snake have been discovered in a 67-million-year-old dinosaur nest, according to a new study. The snake was found coiled around a crushed dinosaur egg and next to what was left ...

All vertebrates that live on land--from humans to alligators to birds--are collectively known as tetrapods, meaning four feet. The name sticks even though the legs to which two of these feet are ...