"Sharks have been around for a long time, emerging over 400 million years ago. New research shows that tropical ‘walking sharks’ appeared just 9 million years ago, making them the most recently evolved shark on the planet."
Link: HERE
“We found the sharks, which use their fins to ‘walk’ around shallow
reefs, only split off evolutionarily from their nearest common ancestor
about 9 million years ago, and have been actively [spreading] into a
complex of at least nine walking sharks ever since,”
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