Researchers filmed the elusive Stygiomedusa gigantea nearly 3,000 feet below the surface off Argentina’s coast. This “phantom ...

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 ...

In the depths of Earth's briny waters lurk some truly strange deep-sea creatures Rare and remarkable deep-sea creatures ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock Fifty giant tortoises walked onto Floreana Island in the Galápagos, the first of their kind to set foot there ...

A park ranger photographed a giant salamander after coming across the rare creature, deemed a 'living fossil,' in a remote ...

Observations of giant salamanders’ behavior, size and habitat are rare opportunities to shape conservation strategies.

A close-up view of the Malaysian giant turtle, or Orlitia borneensis, seen on Belitung Island. Photo from Hasan, Rahmawati, Guntoro, South, Valen, Tamam, Hardian, Andriyono, Nurjirana and Kamarudin ...

Scientists found a “giant” creature with a “stout” body lurking near a stream in Madagascar and discovered a new species, a study said . Screengrab from Domaine de la Cascade Plantation Lansargues’s ...