Here s How That Annoying Fly Dodges Your Swatter, Deep Look

A fly has a pair of tiny, dumbbellshaped limbs called halteres that were once a second pair of wings. They wield them to make razorsharp turns and land out of reach on your ceiling. But don t despair there is a trick to smacking these infuriating insects. SUBSCRIBE to Deep Look Please join our community on Patreon DEEP LOOK is a ultraHD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen