Saturday, 12 August 2017

Massive caves in southern Brazil are actually ancient ground sloth burrows

Massive caves in southern Brazil are actually ancient ground sloth burrows

Usually, tunnels are made either by human engineers or flowing water. But near the town of Novo Hamburgo, Brazil, there are tunnels large enough to drive a car in that were dug by neither - instead, these are the work of ancient, giant sloths.

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