The wolf of the sea needs our help. When we think of sharks, we immediately conjure up images of villainous, scary creatures that can tear us apart limb from limb. Every megalomaniac in the movies has kept a pool full of sharks to liquidate their enemies. But what if you realize that sharks are actually in danger of dying out, and need our help to conserve their species as well as their habitats? I interviewed Melissa Marquez who studies sharks in their natural habitat, and she talks about how the public perspective about sharks needs to change, and what we…