[rhinohunter]

The Megalodon, a bus-sized shark and one of the largest predators to have ever lived (the) supernova explosion may have caused its extinction

Seems to me we at least owe the supernova a “thank you” letter...

[PIF]

(the) supernova explosion may have caused its extinction

Seems to me we at least owe the supernova a “thank you” letter...

—
Nah it was over fishing - the regulations in those days were pretty lenient ...