Triceratops

This is a picture showing a Triceratops compared to a human.

This is a picture of a Triceratops.

Family: CeratopsidaeHeight: 9.5 feet (2.9 meters)Length: 26 feet (7.9 meters)

Weight: 14,000 pounds (6,350 kg)Period: Late Cretaceous

Did You Know?One triceratops skull that was discovered weighed more than 3.3 tons.

Velociraptor

This is a picture is showing the size of a velociraptorcompared to a human.

Family: DromaeosauridaeHeight: 2.5 feet (0.8 meters)

Length: 5.9 feet (1.8 meters) Weight: 200 pounds (91 kg) Period: Late Cretaceous

This is a picture of a velociraptor.

Did You Know?The first velociraptor fossil was found in 1923 in Mongolia in an area called the "Flaming Cliffs"

Tyrannosaurus

This is a picture of a Tyrannosaurus.

This is a picture showing a Tyrannosaurus compared to a human.

Family: TyrannosauridaeHeight: 23 feet (7.0 meters)Length: 50 feet (15.2 meters) Weight: 16,000 pounds (7,258 kg)Period: Late Cretaceous

Did You Know?T-Rex's head was about 5 feet long. Its skull had holes in it which made it lighter and easier to carry around.

This is a picture showing the size of a Stegosaurus compared to a human.

This is a picture of a Stegosaurus.

StegosaurusFamily: Stegosauridae

Height: 14 feet (4.3 meters) Length: 28 feet (8.5 meters)Weight: 6,000 pounds (2,722 kg)Period: Late Jurassic

Did You know?Stegosaurus had no teeth in the front, just a beak. On the sides of his jaws, he had tiny "cheek" teeth, very weak.

This is a picture showing the size of a Barosaurus compared to a human.

This is a picture of a Barosaurus.

BarosaurusFamily: Diplodocidae

Height: 40 feet (12.2 meters) Length: 79 feet (24.1 meters)Weight: 50,000 pounds (22,680 kg)Period: Late Jurassic

Did You Know?Barosaurus have been found in the Morrison Formation. In the same location there was also findings of Diplodocus, Apatosaurus, Camarasaurus, Brachiosaurus, Haplocanthosaurus, Allosaurus

This is a picture showing the size of a Oviraptor compared to a human.

This is a picture of an Oviraptor.

Oviraptor

Family: OviraptoridaeHeight: 3 feet (0.9 meters) Length: 5 feet (1.5 meters) Weight: 80 pounds (36 kg) Period: Late Cretaceous

Did You know?Ovriaptor was vicious and used to kill with kicks and pecks from its beak. Its beak shape means besides meat it may also have eaten plants (an omnivore)