spiders
spiders have been around for hundreds of years and no one knew what they were so ya spiders are very old
Dinosaurs lived everywhere. You don't necessarily need a map to find out where dinosaurs lived.
Animals of the Ice Age lived after the dinosaurs.
The first dinosaurs evolved in the Mesozoic. At the end of the Mesozoic, all non avian dinosaurs became extinct. Therefor, all non avian dinosaurs, and some avian dinosaurs (birds), lived in the Mesozoic.
Dinosaurs lived during the Mesozoic Era.
dinosaurs lived for about 250 million years ago.
The dinosaurs lived 65,00,009 years ago!
There are no names of underwater dinosaurs because there were no underwater dinosaurs. Sea reptiles that lived at the same time as the dinosaurs were around. Names of these sea-living reptiles include: Liopleurodon, Opthalmosaurus and Tylosaurus.
Many dinosaurs ate meat. Some are Allosaurus and Tyrannosaurus rex. No dinosaurs lived in water
No dinosaurs specifically lived in the water. Plesiosaurs, pliosaurs, mosasaurs and ichthyosaurs lived in the water (but are not DINOSAURS). They are reptiles but not dinosaurs. They co-inhabited the planet with dinosaurs, in the same way that the pterosaurs ruled the air. Pterosaurs were not dinosaurs either.
California was under a shallow sea during the time that dinosaurs lived. Dinosaurs lived on land, so none lived in California.