Researchers have found about 75 potential new species including a cicada that made a “laughing” call. Their notable finds included a deep-sea shark that swells its size by filling its stomach with water to scare off other predators, and a starfish that eats only driftwood. They also found three new lobster relatives, a crab with pincers lined with needle-like teeth, and a worm-like pipefish hiding among soft