These Rare Damselflies Find Love With a Twist in Fog City | Deep Look

Most damselflies prefer sunny spots, but the quirky San Francisco forktail damselfly digs the fogginess of its hometown. When they hook up, they do it in style – linking their delicate bodies in a heart shape, then flying tandem for an hour or more after. SUBSCRIBE to Deep Look! ​ Please join our community on Patreon! ​ DEEP LOOK is an 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. --- The San Francisco forktail damselfly fits right in, in its hometown – a city that has long-attracted dreamers, misfits and lovers. Unlike most other damselfly species, the San Francisco forktail has uniquely adapted to the cooler, foggy conditions here, evolving a darker, more robust body, and a tolerance for colder weather. There are thousands of species of damselflies and their dragonfly cousins - a famil