How the disappearance of mastodons still threatens native South American forests

Ten thousand years ago, mastodons vanished from South America. With them, an ecologically vital function also disappeared: the dispersal of seeds from large-fruited plants. A new study led by the University of O'Higgins, Chile, with key contributions from IPHES-CERCA, demonstrates for the first time—based on direct fossil evidence—that these extinct elephant relatives regularly consumed fruit and were essential allies of many tree species.

Jun 13, 2025 - 13:58
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Ten thousand years ago, mastodons vanished from South America. With them, an ecologically vital function also disappeared: the dispersal of seeds from large-fruited plants. A new study led by the University of O'Higgins, Chile, with key contributions from IPHES-CERCA, demonstrates for the first time—based on direct fossil evidence—that these extinct elephant relatives regularly consumed fruit and were essential allies of many tree species.