Crawfish also contain a good amount of B vitamins, as well as iron and selenium — important minerals that can be hard to get through your diet. "The only drawback to crawfish is that they do contain some dietary cholesterol," says Snyder. "But ultimately, crawfish are an overall healthy source of protein."

The edible parts of this sea creature include the claws, tails, legs, tomalley, roe, and outer shell. The claws, legs, and tails are typically considered the most desirable parts of crawfish as they contain the majority of the meat.

This orange to yellow material found in the head of the crawfish is an organ called the hepatopancreas. It is a liver-like organ that is prized for its flavor.