Velociraptor is a genus of dromaeosaurid theropod dinosaur that lived approximately 75 to 71 million years ago during the later part of the Cretaceous Period.
Megalosaurus lived 170 million years ago in Europe. Little is known about this dinosaur since no complete skeletons have been found. It's believed to have been a scavenger rather then a hunter.
Tyrannosaurus Rex with Mama and Baby triceratops. T-Rex was a large Meat eating dinosaur with a huge head and strong jaws. He had short arms with two claws and strong hind legs. He could run fast to catch his prey.
The Giganotosaurus lived 90 million years ago in South America. It was a big meat eater — over 40 feet long — with teeth five inches long! The Giganotosaurus is even bigger than Tyrannosaurus Rex.
Styracosaurus lived 70 million years ago in North America. It was one of the ceratopsians that was very heavily horned with both long and short horns.