FIRST Jeopardy 2.0! (12/12)

[EddieMcD]

For 300, the spikes on the end of a Stegosaurus's tail are called these. Remember to PM me your answer in the form of a question within 50 minutes.

[EddieMcD]

12/12

For 300, the spikes on the end of a Stegosaurus's tail are called these.

What are thagomizers?

tkwetzel (300)