Hold the body in one hand and firmly grasp the tail in the other; twist and gently pull the tail from the body. (Discard the body.) The greenish “goop” on the tail meat is called tomalley. It’s edible, but functions as a filter and accumulates contaminates from the ocean so it’s best to skip eating it. The bright red roe is the unfertilized eggs of female lobsters. It’s edible.