Sometime during the Cretaceous Period, 120 million years ago, a dinosaur wolfed down its last meal — a small mammal the size of a mouse. And it's still there. A researcher with a sharp eye spotted the ...

Paleontologists taking a second look at a species of small, four-winged dinosaur have found a fossilized mammalian foot in the predator’s stomach. It’s the first concrete evidence of dinosaurs eating ...

Microraptor was an opportunistic predator, feeding on fish, birds, lizards – and now small mammals. The discovery of a rare fossil reveals the creature was a generalist carnivore in the ancient ...

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