The dinosaur with the longest name is Micropachycephalosaurus (“small thick-headed lizard”). Its fossils are usually found in China.
The largest dinosaur eggs were as large as basketballs.
The Stegosaurus has the smallest brain for its body size of any known dinosaur. Its body was the size of a van, but its brain was the size of a walnut.
Sauropods were the tallest animals that ever lived. Some were more than twice the height of a giraffe.
Parasaurolophus had a crest that looked like half of a trombone. The male’s crest was up to 6 feet (1.8 m) long, which was the biggest out of all the dinosaurs.
About 40 kinds of dinosaur eggs have been discovered.
The dinosaur with the thickest skull was the Pachycephalosaurus. Its skull grew up to 8 inches (20 cm) thick.
The longest dinosaur was Argentinosaurus, which measured over 40 metres, as long as four fire engines.
The smallest fully-grown fossil dinosaur is the little bird-hipped plant-eater -lesothosaurus, which was only the size of a chicken.
One of the most intelligent dinosaurs was Troodon. It was a hunting dinosaur, about 2 metres long, and had a brain size similar to that of a mammal or bird of today, stereoscopic vision, and grasping hands.
The heaviest dinosaur was Argentinosaurus at 77 tonnes. It was the equivalent of 17 African Elephants.
Quetzalocoatlus with its wingspan of up to 13 metres was probably the largest pterosaur, and hence the largest flying creature of all time.
At present over 700 different species of dinosaurs have been identified and named.
The first dinosaur to be named was Megalosaurus.
Argentinosaurus is the largest land animal to have ever lived.
The leg bones of a bat are so thin that no bat can walk.
The placement of a donkey's eyes in its head enables it to see all four feet at all times.
A full-grown bear can run as fast as a horse.
Goat's eyes have rectangular pupils.
Dogs have about 100 different facial expressions, most of them made with the ears.