Roughly half a million years ago, a group of armadillo-like mammals, horses, and sloths met their end in a sinkhole in what ...

At age 75, Vadevino Alano keeps up a brisk pace as he strides through the forest on the way to the Armadillo’s Den — a spectacular cave in southern Brazil. When he reaches the cave’s opening, Alano is ...

researchers revealed they found cut marks on the fossil remains of a glyptodont known as Neosclerocalyptus — a giant, extinct armadillo relative. These marked bones, found in the Pampean region ...