Most Dangerous Dinosaurs and Prehistoric Mammals


The Top Ten

1 Tyrannosaurus Rex Tyrannosaurus Rex Tyrannosaurus, meaning "tyrant lizard", from the Ancient Greek tyrannos, "tyrant", and sauros, "lizard" is a genus of coelurosaurian theropod dinosaur.
2 Spinosaurus Aegyptiacus Spinosaurus Aegyptiacus

It's the largest dinosaur carnivore known to date, that could also swim!

It can kill a T-Rex! Why is this less deadlier than those T-Rex?

3 Utahraptor Utahraptor Utahraptor is a genus of theropod dinosaurs. It contains a single species, Utahraptor ostrommaysorum, which is the largest known member of the family Dromaeosauridae.
4 Sabertooth Tiger Sabertooth Tiger
5 Woolly Rhinoceros Woolly Rhinoceros
6 Cave Lion Cave Lion
7 Cave Bear Cave Bear
8 Troodon Troodon
9 Terror Birds Terror Birds
10 Giganotosaurus Giganotosaurus Giganotosaurus is a genus of theropod dinosaur that lived in what is now Argentina, during the early Cenomanian age of the Late Cretaceous period, approximately 99.6 to 97 million years ago.

The Contenders

11 Short Faced Bear Short Faced Bear
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