Hypsilophodon was discovered all the way back in 1849, and our outlook on this little animal has changed quite a bit since then. But, as later research would reveal, Hypsilophodon’s toes weren’t ...

It was 6 feet long — small by dinosaur standards. And as a plant-eater vulnerable to larger predators, it was probably nimble and fast. Maybe a high-jumper. And now, an amateur paleontologist from ...

Although it would've stood only waist-high next to a human, Hypsilophodon foxii could run away in a flash, and now new research suggests it even may have possessed a special adaptation that prevented ...

Near the sprawl of the Capital Beltway, an amateur paleontologist found what he says are the first footprints ever uncovered of a 6-foot-long (2-meter-long) plant-eating dinosaur that roamed the Earth ...