sloth
Giant Ground Sloth Extinction Led to Loss of Ecological Services
Oct. 22, 2025—By Andy Flick, Evolutionary Studies scientific coordinator Giant ground sloths were more than just Ice Age oddities. They were ecosystem engineers whose disappearance reshaped the landscapes they once roamed. A new study from Vanderbilt University’s DREAM Lab reveals just how diverse these megaherbivores’ diets were, highlighting the ecological roles that vanished when they went extinct....