How Long Did Dinosaurs Live?

Answer

Dinosaurs ruled the planet for about 165 million years. Each dinosaur species had a different lifespan, but scientists believe that carnivores lived an average of 30 years, while the herbivores may have lived a few years longer.
Q&A Related to "How Long Did Dinosaurs Live?"
Trilobites thrived during the Cambrian Period. The Paleozoic Era lasted about 300 million years, and ran from about 542 to 251 million years ago. It started with the Cambrian Period
http://www.ehow.com/info_8600360_dinosaurs-lived-p...
We actually know a few dinosaurs that lived in the water. Hesperonis was a flightless seabird. Birds were amazingly discovered as dinosaurs in the 20th century. Hesperonis was 5 ft
http://wiki.answers.com/Q/What_Dinosaurs_that_live...
Some of the dinosaurs that lived in the Triassic period include: Pterosauras, Coelophysis, Plateosaurus, and Peteinosaurus. (Lol It Was 4 Ma Science Project ; )
http://wiki.answers.com/Q/What_kind_of_dinosaurs_l...
a plesiosaur.
http://wiki.answers.com/Q/What_kind_of_dinosaur_li...
Explore this Topic
Dinosaurs are believed to have lived on Earth for about 165, 000, 000 years. Every species did not sustain that long, but as a whole the dinosaurs were around ...
The dinosaurs lived during the Mesozoic Era which is also known as the Age of Reptiles. This period lasted from 245 million years ago to 65 million years ago. ...
Dinosaurs lived about 245 million yeas ago. There are two periods that they lived. The Triassic period which was 245 to 208 million years ago. The Jurassic was ...
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