What is the life cycle process for dragonflies regarding their breeding and emergence?
Adults emerge from underwater breeding grounds each spring and summer after spending the cooler months as aquatic nymphs. Egg-laying can begin as early as April, and the eggs can hatch within days or weeks.
Q&A ID b5a2ec8b-4a8b-41d2-8793-8070ecc720f4
What are some physical characteristics of the dragonfly species found in the Bay Area?
The Bay Area is home to roughly 30 different dragonfly species. They can fly at speeds up to 35 miles per hour, grow as long as five inches, and have wingspans of about six inches. They do not have stingers, do not produce venom, and do not bite people.
Q&A ID 7378329b-e3cb-49bf-b7ce-4a6c9efaa0c0
How many mosquitoes can a single adult dragonfly kill in one day?
A single adult dragonfly can kill up to 100 mosquitoes in a day.
Q&A ID 62ae648f-d2de-425e-8d7b-da37945302cf
What locations in the California Bay Area have been specifically identified as having dragonfly swarms?
Reported locations include Lake Merritt in Oakland, the Russian River near Guerneville, Dolores Park in San Francisco, Washington Square Park, the Ferry Building, and Golden Gate Park.
Q&A ID 0ee52173-f985-4ba8-a940-b83c035c4cf0