Congo Bill #2 comic book from DC Comics
I heard that it really can work by sticking a stick in a crocodile's mouth.  Granted, I would rather read that it works than to try it and find out that someone was wrong.  Still a nice cover with a menacing looking croc and a woman that is worth saving.

       

This is a scan of an old comic book. This item is not for sale. But you can find it on ebay.
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