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The skull of a hyaenodont. | Matthew Bort
Animals

New Fossil Carnivore May Explain Why Our Primate Relatives Stayed in Trees

Before the rise of modern carnivores, a meat-lover existed that waited in ambush near trees where our primate ancestors likely lived.

April 19, 2017
2:38 PM EDT
Fayum Depression of Egypt where the fossils for Masrasector nananubis were found. | Matthew Borths
Life reconstruction of Hyaenodon, a relative of Masrasector nananubis. | Nobu Tamura

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