Answer to the June 2015 Puzzler: T. Rex Time Machine

Question: If a Tyrannosaurus Rex living 67 million years ago had a time machine that he could squeeze his super-sized dinosaur body into, and he could use his tiny little brain to pilot such a vessel, which trip through time would be the longest in years: to see a living Stegosaurus or a living Marc Bolan, front man for the 1970s rock band T. Rex?

Bonus question: How much longer in years is the longer of the two trips?

 

Answer:

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Answer:  
From the earliest era of Tyrannosaurus Rex back to the time of the last Stegosaurus is a longer trip than T. Rex the dinosaur would take into the future to see Marc Bolan and T. Rex the rock band performing "Bang a Gong."

Bonus answer:
The longer trip is longer by 14 million years.

Explanation of timeframes (you knew this!):
Tyrannosaurus Rex hunted its prey for 3 million years, beginning 68 million years ago. Stegosaurus munched on bushes for 5 million years, ending 150 million years ago.