Sticky. Stretchy. Waterproof. The Amazing Underwater Tape of the Caddisfly | Deep Look

What do you do if you are a tiny caddisfly larva growing up in a torrent of water and debris? Simple. You build a shelter out of carefully selected pebbles and some homespun waterproof tape. 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. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small. * NEW VIDEOS EVERY OTHER TUESDAY! * We already mimic them to make fly-fishing lures. But now scientists believe copycatting one tiny insect could hold promise for repairing human tissues and setting bones. Instead of stitches and screws, doctors may soon call on the next generation of medical adhesives — glues and tape — to patch us up internally. The inspiration? Caddisflies, a type of stream-dwelling, fish-baiting