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

Posts Tagged: UC Davis Department of Evolution and Ecology

The Beauty of a Western Tiger Swallowtail


One of the joys of planting a pollinator garden is watching majestic butterflies flutter in and sip a little nectar. Today a Western tiger swallowtail (Papilio rutulus) took a liking to a butterfly bush (Buddleia davidii) in our Vacaville garden. The...

Saving a Butterfly: In a World Where Kindness Matters

Newly eclosed anise swallowtail, Papilio zelicaon. (Photo by Kathy Keatley Garvey)

It was a long awaited process, but it's a girl! And she's beautiful! It all began with finding two anise swallowtail chrysalids clinging last July to the fennel stems in our pollinator garden in Vacaville, Calif. To protect them from predators and the...

It's a Bird! It's a Plane! No, It's...

The iconic anise swallowtail caterpillar is a pale green with black bands containing orange spots. This is probably the fifth instar. (Photo by Kathy Keatley Garvey)

It's a bird! It's a plane! Is it Superman? No, it's a bird dropping. If you're growing sweet fennel (anise), you may have noticed what appear to be two species of swallowtail butterflies populating your plant. You'll see larvae (caterpillars) that...

Posted on Thursday, June 28, 2018 at 3:27 PM

A Flash of Orange: Welcome, California Tortoiseshell!

A California Tortoiseshell (Nymphalis californica) nectaring on a butterfly bush (Buddleia davidii) in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

A flash of orange. Usually we see assorted orange butterflies--Gulf Fritillaries (Agraulis vanillae) or Painted Ladies (Vanessa cardui) or Monarchs (Danaus plexippus)--on our butterfly bush (Buddleia davidii). This time the flash of orange proved to be...

In Case You Missed It....We Have a Winner in Beer-for-a-Butterfly Contest!

This is the first-collected cabbage white butterfly of the year in the three-county area of Sacramento, Yolo and Solano. It's the winner of the Beer-for-a-Butterfly Contest and the winner is Professor Art Shapiro! (Photo by Sherri Mann of the UC Davis Department of Evolution and Ecology)

In case you missed it...we have a winner in the 2018 Beer-for-a-Butterfly Contest, sponsored by Art Shapiro, UC Davis distinguished professor of evolution and ecology. And the winner is…drumroll…Art Shapiro. Yes, he's won again! We're not...

Next 5 stories | Last story

Webmaster Email: