https://hasanjasim.online/massive-tunnels-excavated-10000-years-ago-by-a-giant-sloth/
Massive Tunnels Excavated 10,000 Years Ago By A Giant Sloth - Hasan Jasim
In Brazil, scientists uncovered some gigantic tunnels that they believe were built by a giant sloth. These tunnels are known as palaeoburrows by scientists. They're so massive that they're even taller than people. Many of these tunnels are hundreds of feet long with multiple branching, and the longest is 2,000 feet long, six feet tall,

