In a forest of southern India, a 1-foot-long creature with “pointed” teeth hid under a fallen tree. At least, it tried to hide. Visiting scientists rolled away the log and found the lurking animal. It ...

In a murky river of southern Japan, a slimy creature with “pointed” teeth burrowed into the mud. Its shadowy habitat and cryptic looks helped it go largely unnoticed and, when occasionally found, be ...

While conducting a survey in the western Pacific Ocean near Japan and the Philippines, researchers came across several brightly colored fish with unique characteristics — they were a new species.

The fossil whorls were a mystery. In 1899, geologist Alexander Karpinsky described an odd spiral of teeth, the first known fossil of its kind, uncovered from the ancient rocks of Krasnoufimsk, Russia.

Scientists found a “spiny” animal with “numerous” pointy teeth in waterways of Guangxi and discovered a new species, a study said. Photo from Shan, Li and Zhang (2024) In a river of southern China, a ...

Scientists found a “slender” creature with “pointed” teeth hiding in a Brazil river and discovered a new species, a study said and photos show. Photo from Vilardo, Katz and Costa (2025) In a stream of ...

PORTLAND, Ore. — If you look at pictures of salmon from the prehistoric era, you'll often see them with protruding teeth that pointed downward. But now, research shows that wasn't true. "The previous ...

Scientists found a “rare” slimy creature hiding in “brackish water” of Japan and the Philippines and discovered a new species. Photo from Hirozumi Kobayashi via Huang, Hibino, Balisco and Liao (2024) ...