Is it a fish? A lure? Why is it attached to that freshwater mussel?? There's something fishy about the Unionid mussel family, and we're going to help you "flex" into the idea that these seemingly simple bivalves can dupe fish into babysitting! Our guest is mussel biologist Sara Seagraves from Mammoth Spring National Fish Hatchery in Arkansas. You'll take away mussel names like "snuffbox" and "monkeyface" and a new appreciation for the fascinating relationship between native freshwater mussels and fish.