Animalogic. When Sloths Were 20 Feet Tall. Posted: April 10, 2025 | Last updated: April 10, 2025. Long before today’s slow-moving tree dwellers, sloths were towering giants.

The sloth remains included a 27,000-year-old tooth, arm bone, and leg bone. To excavate them, divers had to swim down to a clay shelf 70 feet below the surface.

The sloths grew up to 10 feet in length and weighed up to 1,500 pounds. A bone from an extinct bison also was found. Large mammals flourished in the LA area thousands of years ago.

GIANT sloths were hunted and slaughtered by humans almost 12,600 years ago. This is according to the latest analysis of an ancient butchering knife, which was found by archaeologists in Argentina. … ...

Bones from an extinct ground sloth that stood between 8 and 10 feet tall were found in Kansas. Photo from the Illinois State Museum. At the end of the Pleistocene Epoch, 2.6 million to 11,700 ...