5. Skin Is Usually Crucial For Shark Survival
Why is it such a big deal that this catshark was not covered in any skin? We’ll tell you why! The skin and skin-related structures on sharks usually play a massive role in their survival, immunity levels, as well as feeding habits.
Firstly, the shark’s epidermis layer produces a special type of mucus and acts as its first defense mechanism. This steady mucus production and removal protects its skin from bacteria and other microbes. Next, its entire skin is made of teeth-like structures called dermal denticles. These dermal denticles protect the shark from other parasites and annoying fish.
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