The smallest dinosaur is alive today in the form of the tiny bee hummingbird. Research suggests there is a strong link between dinosaurs and birds. The largest-ever dinosaur is open to debate.

He would have measured 13.5 feet (4 meters) if a rival hadn't chomped ... this little experiment was that it was fundamentally about dinosaurs. Erickson, a paleobiologist at Florida State ...

Recent research suggests that Velociraptor mongoliensis was a feathered dinosaur. A forelimb fossil ... brought them down quickly with a long, 3.5-inch (9-centimeter) retractable claw on each ...