Freshwater Mussels: Legion of Super Mollusks

Freshwater mussels don't get as much attention as cute furry animals, but they're more than just shells sitting at the bottom of a stream. This title from our Nature's (Secret) Superheroes series delves into the powerful effect mollusks have on their environment. From fighting pollution to signaling the alarm when things have gone wrong with a waterway, learn how these underappreciated and often overlooked environmental superheroes work to keep their ecosystems going strong.