prehistoric

Strontium isotope analysis tracks prehistoric ostrich eggshell bead exchange in southern Africa

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Strontium isotope analysis tracks prehistoric ostrich eggshell bead exchange in southern Africa

Necklace made with Ostrich Eggshell (OES) beads at the Origins Centre, University of the Witwatersrand. Credit: Origins Centre A recent study by archaeologist Prof. Peter Mitchell and his colleagues published in Azania: Archaeological Research in Africa examines how ostrich eggshell (OES) beads moved across southeast southern African landscapes during the Pleistocene and Holocene. Their research … Read more

Sinuses prevented prehistoric crocodile relatives from deep diving, paleobiologists suggest

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Sinuses prevented prehistoric crocodile relatives from deep diving, paleobiologists suggest

Credit: Pixabay/CC0 Public Domain An international team of paleobiologists have found that the sinuses of ocean-dwelling relatives of modern-day crocodiles prevented them from evolving into deep divers like whales and dolphins. A new paper published today in Royal Society Open Science suggests that thalattosuchians, which lived at the time of the dinosaurs, were stopped from … Read more