HOUSTON – Did you know our teeth come from scales or that some sharks create bioluminescence from crystals under their skin? These are just a few facts you can learn that will have you thinking ...
Shark tooth fossils in sandstone matrix, Lamna obliqua, Eocene Epoch (56 to 34 million years ago), Morocco, (Specimen courtesy of Ron Stebler, Scottsdale, Arizona, USA), (Photo by Wild ...
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