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

Posts Tagged: Robbin Thorp

Saving the Rusty-Patched Bumble Bee

This is a frame from the film,

Hear that buzz? That's the sound of success. It finally happened. The beleaguered rusty-patched bumble bee, Bombus affinis, is now listed by the U.S. Fish and Wildlife Service as an endangered species, the first bee in the continental United...

Posted on Tuesday, January 10, 2017 at 3:21 PM

Bumble Bee Mellowing Out on the Mallow

It looks is! A yellow-faced bumble bee,Bombus vosnesenski, seeking nectar from a mallow blossom at the Natural Bridges State Park, Santa Cruz. (Photo by Kathy Keatley Garvey)

Nice to see you! That's how we greeted our very last bumble bee of 2016. The yellow-faced bumble bee, Bombus vosnesenskii, apparently came out of hibernation and started nectaring on mallow Nov. 14 at the Natural Bridges State Park, Santa Cruz. We were...

Posted on Wednesday, January 4, 2017 at 5:04 PM

Carpenter Bee: Beneficial Insect or Pest?

A female mountain carpenter bee, Xylocopa tabaniformis orpifex, pierces the corolla of salvia to rob the nectar. (Photo by Kathy Keatley Garvey)

Let's face it--some folks are not fond of carpenter bees. Honey bees, yes! Bumble bees, yes! Carpenter bees, uhh, not so much. Ever seen carpenter bees drilling holes in dead limbs or untreated fence posts to build their nests? No? Well, you've...

Posted on Tuesday, January 3, 2017 at 1:31 PM

Robbin Thorp: Chasing Franklin's Bumble Bee

Robbin Thorp and his computer screen showing his image of Franklin's bumble bee. (Photo by Kathy Keatley Garvey)

It may be extinct, but don't say the "E" word to Robbin Thorp. Thorp, a noted bumble bee expert, hasn't seen Franklin's bumble bee for 10 years, but that doesn't mean it's not there--somewhere in its small native range of southern Oregon and northern...

Posted on Monday, December 12, 2016 at 5:33 PM

Landmark Book Addresses California Bees, Blooms

This is a native bumble bee, Bombus californicus, on blanketflower (Gaillardia). (Photo by Kathy Keatley Garvey)

If you're looking for a holiday gift for family and friends--or maybe yourself--think bees and blooms. Specifically, California bees and blooms. Even more specifically, undomesticated bees (that is, not honey bees). Did you know that: Of the 4000...

Posted on Tuesday, December 6, 2016 at 1:48 PM

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