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Cooperative Extension San Joaquin County
University of California
Cooperative Extension San Joaquin County

Posts Tagged: Erynnis tristis

It's National Pollinator Week! See Any Butterflies?

A Gulf Fritillary, Argraulis vanillae, on pink mallow in Vacaville, Calif. Note its jagged wings: mark of a predator. (Photo by Kathy Keatley Garvey)

It's National Pollinator Week! Do you know where your pollinators are? Or better yet, do you know how to attract them and protect them? Pollinator Partnership has announced that June 19-25 has been designated National Pollinator Week by the U.S....

Posted on Monday, June 19, 2017 at 5:14 PM

E. T., Where Are You?

Mournful Dusky-Wing

Call it the "Mournful Dusky-Wing" or the "Sad Dusky-Wing." Call it what you will, but the Erynnis tristis, a member of the skipper butterfly family (Hesperiidae), is neither mournful nor sad when it's nectaring lavender. The skipper, distinguishable...

Posted on Tuesday, September 1, 2009 at 8:39 PM
 
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