Ancient Shark Discoveries Reshape Understanding of Ocean History
Why are scientists finding giant shark fossils in Mexico and Australia? New bones show sharks were 33 feet long and lived in caves millions of years ago.
#ancientsharks, #mexicofossils, #mammothcave, #sharkevolution, #ptychodus
https://newsletter.tf/how-new-ancient-shark-fossils-change-ocean-history/
How new ancient shark fossils in Mexico and Australia change what we know about ocean history
Why are scientists finding giant shark fossils in Mexico and Australia? New bones show sharks were 33 feet long and lived in caves millions of years ago.
Scientists found a 33-foot shark skeleton in Mexico. This is much bigger than many sharks today and shows they were huge even during the time of dinosaurs.
#ancientsharks, #mexicofossils, #mammothcave, #sharkevolution, #ptychodus
https://newsletter.tf/how-new-ancient-shark-fossils-change-ocean-history/
How new ancient shark fossils in Mexico and Australia change what we know about ocean history
Why are scientists finding giant shark fossils in Mexico and Australia? New bones show sharks were 33 feet long and lived in caves millions of years ago.
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