7 Giant Animals That Are Extinct | Part 4

5. Stegosaurus – The Armored Dinosaur

Stegosaurus is one of the most recognizable dinosaurs due to its:

• Large plates along its back
• Sharp tail spikes used for defense It was
• About the size of a school bus
• Completely herbivorous
• Surprisingly small-brained

Stegosaurus lived around 150 million years ago and went extinct long before T-Rex appeared.