Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A series of bite marks on fossilized bones from present-day ...

The hunting allosaurus used its head like a baseball bat, knocking its prey sideways before using its teeth to tear away flesh. Allosaurs, which were built like tyrannosaurs only smaller, lived and ...

The quarry has proved a reliable source for the Allosaurus, which could grow 30 feet long and had knifelike teeth, razor-sharp claws and the general profile necessary to grab the attention of young ...

One of the Jurassic Period's fiercest predators, known for ripping apart its prey before gulping it down, has arrived at The Children's Museum. Fortunately for visitors, the Allosaurus died about 150 ...