ocean

  • Acidic Oceans Are Corroding The Tooth-Like Scales Of Shark Skin

    Acidic Oceans Are Corroding The Tooth-Like Scales Of Shark Skin

    Shark skin might look perfectly smooth, but inspect it under a microscope and you’ll notice something strange. The entire outer surface of a shark’s body is actually covered in sharp, little scales known as denticles. More remarkable still, these denticles are incredibly similar to human teeth, as they’re also comprised of dentine and enamel-like materials.