The Mysterious Skinless Shark That Has Scientists Baffled

May Have Had a Weak Immune System

26. May Have Had a Weak Immune System

In sharks, the epidermis layer of skin works like the first line of defense in its immune system! This is because the shark’s epidermis secrets an anti-bacterial mucus that kills off any pesky microbes that were planning to form colonies on its body.

But what to do when there’s no epidermis? Researchers think that perhaps this catshark may have suffered from a weaker immune system compared to its typical brother and sisters. However, even if it did, it didn’t stop our fierce swimmer from living a perfectly healthy life!

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