18 小时
IFLScience on MSNAncient Megalodons May Have Dueled One Another With Their TeethSome fossilized teeth from giant ancient megalodon sharks have unique scratches on them. These scratches, researchers believe ...
Fossil teeth of extinct megalodon sharks have grooves made by other megalodon teeth, hinting at violent encounters between ...
A McGill student’s fascination with the megalodon — a giant shark that used to live during the time of the dinosaurs — has lead to the discovery that the mighty beast might have once lived near Canada ...
5 天
来自MSNMegalodon vs. Kraken: Who Would Win?"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...
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