Cooperative Extension, Sutter-Yuba Counties
University of California
Cooperative Extension, Sutter-Yuba Counties

Posts Tagged: Robbin Thorp

What's Better than Sighting a Bumble Bee?

A newly emerged yellow-faced bumble bee queen, Bombus vosnesenskii, eyes the photographer as it forages on blanket flower (Gaillardia). (Photo by Kathy Keatley Garvey)

What's better than sighting a yellow-faced bumble bee, Bombus vosnesenskii? Well, a newly emerged Bombus vosnesenskii queen. On the last day of June, we spotted this fresh queen-looking foraging on our blanket flower (Gaillardia). Her jet-black color,...

Posted on Friday, July 1, 2016 at 1:16 PM

That Cuddly Teddy Bear Bee

A male Valley carpenter bee, Xylocopa varipuncta, sipping nectar from a broadleaf milkweed, Asclepias speciosa. (Photo by Kathy Keatley Garvey)

Oh, that cuddly teddy bear. The male Valley carpenter bee, Xylocopa varipuncta, also known as "the teddy bear bee," comes around occasionally to nectar our broadleaf milkweed, Asclepias speciosa, in our pollinator garden. The milkweed is the...

Posted on Thursday, June 16, 2016 at 4:58 PM

Bed and Breakfast for a Bumble Bee

Male black-faced bumble bee, Bombus californicus, resting on a blanket flower, Gaillardia. (Photo by Kathy Keatley Garvey)

We just met a male black-faced bumble bee, Bombus californicus. It was early morning and he was resting on a blanket flower (Gaillardia), a brilliant member of the sunflower family. When you're a bee, a blanket flower offers both bed and...

Posted on Wednesday, June 15, 2016 at 6:37 PM

A Most Unusual Photo

Male and female of the same species, Valley carpenter bee, Xylocopa varipunta, share a single passionflower blossom. The female is solid black and the male, a green-eyed blond. (Photo by Nicole Nicola)

It's an incredible photo. Nicole "Nikki" Nicola, a staff research associate in the Frank Zalom lab in the UC Davis Department of Entomology and Nematology, University California, Davis, captured an image in her back yard of both the male and female...

Posted on Wednesday, June 1, 2016 at 5:14 PM

Who's the Boss of the Lavender?

A Valley carpenter bee and a honey bee sharing the same lavender stem. (Photo by Kathy Keatley Garvey)

Some folks refer to them as "those big, black scary bumble bees." They're not bumble bees. They're not scary. But well, they ARE big. About an inch long. The Valley carpenter bee (Xylocopa varipuncta) is the largest bee in California. The female is...

Posted on Tuesday, May 31, 2016 at 4:25 PM

Next 5 stories | Last story

Webmaster Email: