Did you know that sharks are the only living creature on earth that is immune to every known disease? There are even immune to cancer. 
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Not true according to several sources. Sharks get bacterial infections, viral infections and they suffer from parasites.
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Yeah I think that is true, but there don't harm them in any way.
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Interesting facts. But is there more?
Resteemed. Read some posts from @davemccoy and join some newbie groups perhaps¿
I'd like to hear more of sharks. We have Bull sharks in our local shallow waters, so there's no swimming unless the dolphins are close.
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