Not in any of the more than 500 species, from a tiny dwarf shark the size of a hand to a whale 20 meters long, and it's not a small anatomical part of an amateur, it grows out of it at all of what we know and what we don't know about sharks.
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Not in any of the more than 500 species, from a tiny dwarf shark the size of a hand to a whale 20 meters long, and it's not a small anatomical part of an amateur, it grows out of it at all of what we know and what we don't know about sharks.