Grassland expansion—not human hunting—drove ancient African extinctions
Monday, November 26, 2018 - 09:30
in Paleontology & Archaeology
Five million years ago, the Ethiopian savanna boasted some three types of giraffe, two rhinos, one hippo, and four elephant-like species. But today’s East African ecosystem appears very different than its ancient counterpart, with communities having fewer very large mammals. Some scientists have argued that our hominin ancestors—like Homo erectus and their australopithecine relatives—played a role in […]