Along the banks of the Lacantún River, a hollow tree hid two creatures never before reported in Mexico. Just a stone's throw from an "extensive, well‑preserved tract of tropical rain forest," two ...

Ancient sloths lived in trees, on mountains, in deserts, in boreal forests and on open savannas. Some grew as large as elephants. Illustration by Diego Barletta The largest sloth of all time was the ...

Add Yahoo as a preferred source to see more of our stories on Google. A scientist strapped on climbing gear and lowered themselves into a pit-like cavern in eastern Serbia. Deep in the “underground ...

Add Yahoo as a preferred source to see more of our stories on Google. Scuba divers strapped on their gear and plunged into the darkened water off the coast of Florida. Equipped with flashlights, the ...

Scientists found “large” creatures with spines on their bellies near a waterfall in Vietnam and discovered a new species, a study said. Photo from Pham, Hoang, Phan, Pham, Ong, Nguyen, Ziegler and ...

Scientists found a “large” creature with “golden” eyes outside a home in India and discovered a new species, a study said. Photo from Omkar Yadav In a mountainous town of western India, a “large” ...

In a remote region of southwestern Africa, a "large" patterned creature perched on some rocks until something spooked it. It ran "rapidly to escape" but couldn't avoid the attention of nearby ...

Scientists boarded a submersible and plunged into the depths of the South China Sea. Thousands of feet below the surface, they encountered a “large” spine-covered creature. It turned out to be a new ...

The largest sloth of all time was the size of an elephant. Known to paleontologists as Eremotherium, the shaggy giant shuffled across the woodlands of the ancient Americas between 60,000 and five ...