What is a Sand Shark?

I’d like to take a moment rant about a particular pet peeve of mine, which involves the seemingly-dull subject of species common names.  As you may have learned in biology class, all identified and described species are assigned a Latin scientific name, which is intended to be a universal identifier of that species regardless of where it’s coming up in conversation.  However, scientific names are not typically very familiar to non-scientists, so common names remain the most, well, common way to refer to a species.

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