“Waves of Extinction” – Prehistoric Poo Tells the Story of Megafauna Extinction in Colombian Andes

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“Waves of Extinction” – Prehistoric Poo Tells the Story of Megafauna Extinction in Colombian Andes
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Fungal spores discovered in dung have unveiled that megafauna experienced two distinct extinction 'waves' in the Colombian Andes. Coprophilous fungi spores, which are integral to the life cycle of large animals weighing over 45 kg, pass through the digestive systems of these creatures. Consequently,

Frailejones in Monquentiva, a member of the daisy family common in the Colombian páramo. Credit: F. Pym 2022

Co-authors Dr Felipe Franco-Gaviria and Ismael G. Espinoza collecting sediment samples at Monquentiva. Credit: J. Oughton 2019 About 5,000 years later, megafauna began to live in the area again – likely at lower numbers – before another wave of extinction about 11,000 years ago reduced them almost to zero.

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