What Do Earwigs Do With Those Pincers Anyway? | Deep Look

Earwigs are equipped with some pretty imposing pincers on their rear, and they’re not afraid to use them. But when it comes to these appendages, size isn’t everything. You can learn more about CuriosityStream at SUBSCRIBE to Deep Look! DEEP LOOK is a ultra-HD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen at the very edge of our visible world. Explore big scientific mysteries by going incredibly small. Many animals seem to show a preference for symmetry in a potential mate. It can be a clue that the mate has the genes necessary to develop properly and thrive in an environment full of stresses and dangers. But in some critters buck the trend. Like the earwig, a diminutive insect found on every continent except Antarctica. Andrew ZInk, an associate professor of biology at San Francisco State University, has been looking at how symmetry affect