Don't know how to describe this besides it is some tiny (smaller than 1mm) upright-standing fly.
Very small wasp. Yellow with red eyes and thin black stripes.
Very tiny insect, I think 1-2mm (sorry, I couldn't get better measurements) on the broom flower (linked observation).
Tiny - maybe 2mm. Found on hollyleaf cherry.
Very small wasp. Yellow with red eyes and thin black stripes.
This might be the flattest wasp I've seen yet. About 1 mm. Emerged from Ectoedemia platanella (moth) leaf mines on American Sycamore collected here: https://www.inaturalist.org/observations/80693661. Preserved in vial 101 for any interested researchers.
Very tiny insect, I think 1-2mm (sorry, I couldn't get better measurements) on the broom flower (linked observation).
Beaten from Holm Oak (Quercus ilex). Cirrospilus ?
The tiniest bee! I didn't see it at the time. On a milkweed flower.
Beat from Ceanothus, about 2 mm, also posted to BG here:
https://bugguide.net/node/view/1635093
Beaten from Pear (Pyrus sp) branches. tiny ~2 mm