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Cooperative Extension San Joaquin County

Posts Tagged: UC Davis

Bumble Bees: Pollen Power in the Phacelia

It's mine--move away! Two bumble bees, species Bombus vandykei, seek the same Phacelia blossom on the UC Davis central campus. (Photo by Kathy Keatley Garvey)

Talk about pollen! The bumble bees, Bombus vandykei (as identified by Robbin Thorp, distinguished emeritus professor of entomology at the University of California, Davis), were buzzing all over the Phacelia last week on the central campus. One bumble...

Posted on Wednesday, May 24, 2017 at 5:10 PM

Like a Ballerina on the Dance Floor of Life

A Western tiger swallowtail, Papilio rutulus,warms its flight muscles on a crape myrtle tree. (Photo by Kathy Keatley Garvey)

Like a ballerina on the dance floor of life, a newly eclosed Western tiger swallowtail, Papilio rutulus, flutters from its host plant, a sycamore tree, to a crape myrtle. The yellow-and-black butterfly spreads its wings, warming its flight muscles. It...

Posted on Monday, May 15, 2017 at 6:15 PM

There's Gold on Them Thar Roses

Matched pair: Two multicolored Asian beetles on rose leaves in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

There's gold on them thar roses. No, not the kind of gold found during the California Gold Rush (1848–1855) that brought some 300,000 folks to the Golden State. These are gold eggs from the multicolored Asian beetle, Harmonia axyridis, that...

Posted on Friday, March 24, 2017 at 4:28 PM

Want to Bee-Come a Beekeeper?

Extension apiculturist Elina Niño teaching a class at the Harry H. Laidlaw Jr. Honey Bee Research Facility. (Photo by Kathy Keatley Garvey)

Thinking about bee-coming a beekeeper? Or thinking about a Valentine's Day gift for your honey? There's still room in several of the courses to be taught this spring by the E.L. Niño Bee Lab at the Harry H. Laidlaw Jr. Honey Research Facility,...

Posted on Thursday, February 9, 2017 at 3:13 PM

The First Bumble Bee of the Year!

A male three-banded bumble bee, Bombus melanopygus, on manzanita on Jan. 27 in the UC Davis Arboretum. (Photo by Allan Jones)

Remember that recently concluded contest to find the first butterfly of the year? Arthur Shapiro, distinguished professor of evolution and ecology at UC Davis, annually sponsors the "Beer for a Butterfly" contest, offering a pitcher of beer for the...

Posted on Friday, January 27, 2017 at 3:43 PM

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