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

Some of the most tantalizing clues come from an archaeological site in central Brazil, called Santa Elina, where bones of giant ground sloths show signs of being manipulated by humans. Sloths like ...

Unlike now, most extinct sloths lived on the ground and some were many times larger than modern tree sloths. Mylodon darwinii is the scientific name for a species of extinct giant ground sloth. On ...

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

Two sloth bear cubs born at the San Diego Zoo in late 2024 made their first public appearance on Thursday. The zoo shared a clip of the cubs emerging from their private den with their mother Shala.