Archeologists in Mexico have found fossils of extinct animals in a cenote in Umán, Yucatán, including those of a giant sloth ...

Most caves were smooth, but some irregular ones ... They have identified the likely creators as giant ground sloths and giant armadillos. Despite these massive creatures reaching up to 4.6 meters ...

After visiting the Mylodon cave, I took in majestic mountains and ... Given previous extinctions of megafauna such as ...

The rib bone of an extinct giant sloth discovered in January at the future Dollar Tree site in Rogersville is now a part of ...