Tiny teeth tell the story of two fish species’ rapid evolution

Based on close examination of thousands of fossilized fish teeth, a Harvard researcher found that, while the asteroid impact that killed off the dinosaurs did lead to the extinction of some fish species, it also set the stage for two periods of rapid evolution among marine life.

Peter Reuell | Nov. 16, 2018 | harvard
~7 mins   

Tags: science-technology asteroid asteroid-impact dinosaurs elizabeth-sibert extinction faculty-of-arts-and-sciences fas fish fish-teeth fossilized-teeth harvard harvard-society-of-fellows paleontology peter-reuell reuell sibert teeth

Tiny teeth tell the story of two fish species’ rapid evolution

Based on close examination of thousands of fossilized fish teeth, a Harvard researcher found that, while the asteroid impact that killed off the dinosaurs did lead to the extinction of some fish species, it also set the stage for two periods of rapid evolution among marine life.

Peter Reuell | Nov. 16, 2018 | harvard
~7 mins   

Tags: science-technology asteroid asteroid-impact dinosaurs elizabeth-sibert extinction faculty-of-arts-and-sciences fas fish fish-teeth fossilized-teeth harvard harvard-society-of-fellows paleontology peter-reuell reuell sibert teeth

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