Prehistoric Sloth, Otter and Whale Bones Unearthed …
WebNov 17, 2021 · These Massive Tunnels Were Dug by a Giant Sloth That Lived 10,000 Years Ago in South America. November 17, 2021, 7:11 am 22.2k Views. A giant mammal that lived 10,000 years ago in Brazil dug gigantic tunnels called "palaeoburrows". And digging those tunnels required claws. Huge ones.
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