Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

2018 BugGuide Gathering in Virginia July 27-29: Registration and Discussion

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

California Yellowjacket - Vespula sulphurea

California Yellowjacket - Vespula sulphurea
Mount Diablo State Park, Contra Costa County, California, USA
August 14, 2011

Moved from ID Request.

Very nice find :)
These are V. sulphurea

Is it plain water that they are drinking? Thanks for sharing this excellent shot

Plain water
Thanks for the id. Yes, it is plain water from a creek that flows over a fire road at this point.

seems to match key
if so, nice find!

But wait for experts.

Comment viewing options
Select your preferred way to display the comments and click 'Save settings' to activate your changes.