|Meaning of Name:||?bent; crooked lizard?|
|Period:||Cretaceous Period (138 million to 65 million years ago)|
|Size:||4 - 9 meters long|
|Location:||Texas, Antarctica, Utah, and Argentina|
Not only is Ankylosaurus the widest of all dinosaurs, but it's the most heavily armored, with bony plates, studs, and spikes lining its entire back-even its eyelids have spikes. In addition, its tail has a thick knob of bone at the end of it, believed to have been used as a very formidable club against its enemies.
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