SAN JUAN, Puerto Rico — For nearly two decades, no one had spotted the world's smallest-known snake. Some scientists worried ...

A snake so small it could be mistaken for a worm has been spotted in Barbados, nearly two decades after it was thought to ...

It was Tetracheilostoma carlae, the Barbados threadsnake. It’s the smallest known snake in the world. The species had not ...

After nearly 20 years of silence, the world’s smallest snake, Tetracheilostoma carlae, has been rediscovered in the forests ...

Scientists rediscovered the world’s smallest snake, the Barbados threadsnake, after it had been missing from scientific ...