A handful of bite marks on a fossil tens of millions of years old speaks to an ancient tussle between two terrifying apex predators. Reading time 2 minutes Sometime between 16 and 11.6 million years ...

"Terrestrial apex predators may preferentially wander close to water sources —especially in dry seasons—as these areas may set an ideal scenario for terrestrial predators to feed on aquatic taxa, or ...

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think the biggest bird around is an ostrich think again the prehistoric world was home to birds so massive so terrifying they'd make an ostrich look like a pet parakeet ever seen a creature as big as ...

LOS ANGELES — A teenager in Argentina has discovered the fossil skull of the biggest bird ever found — a swift, flightless predator 10 feet tall that pursued its prey across the steppes of Patagonia ...