Dhe first dinosaurs
230 million years ago the archosaurs walked the earth as the
first dinosaur along with early reptiles including therapsids and also
pelcosaurs.
first dinosaur along with early reptiles including therapsids and also
pelcosaurs.
The largest dinosaur
The largest dinosaur based on evidence is argentinosaurus it
could grow to 130 feet long and weigh as much as 110 tons. It was discovered in
1993.
could grow to 130 feet long and weigh as much as 110 tons. It was discovered in
1993.
The largest carnivorus Dinosaur
It was the Spinosaurus
its length was a huge 55 feet long it also weighed 8 tons that way more
than the famous t-rex.
its length was a huge 55 feet long it also weighed 8 tons that way more
than the famous t-rex.
References
http://dinosaurs.about.com/od/dinosaurevolution/a/first-dinosaurhttp:// www.lifeslittlemysteries.com/2993-worlds-largest-dinosaur.html http://www.livescience.com/7066-biggest-carnivore-dinosaur-history-rewritten.html
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