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Posts Tagged: Bombus vosnesenskii

A Reason Why Bumble Bee Population Is Declining

A yellow-faced bumble bee, Bombus vosnesenskii, nectaring on Salvia 'Indigo Spires' in Kate Frey's pollinator garden at the Sonoma Cornerstone. (Photo by Kathy Keatley Garvey)

The news is disturbing but not unexpected. Scientists are linking global climate change to one reason why the worldwide population of bumble bees is declining. An article published Sept. 28 in the journal Ecology Letters by Florida State University...

Posted on Tuesday, October 10, 2017 at 3:05 PM

Bumble Bee Mellowing Out on the Mallow

It looks like...it 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...

How Do You Weigh a Bumble Bee? Ask UC Davis Entomologists and Engineers

A bumble bee leaving an experimental colony housed in a cooler. The

A bumble bee news story released today by Andy Fell of UC Davis News and Media Relations is a great example of scientific collaboration between entomologists and engineers. How it all began: Pollination ecologist Neal Williams, associate professor in...

Posted on Wednesday, July 6, 2016 at 4:39 PM

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,...

What Color Is Your Pollen?

Yellow-faced bumble bee, Bombus vosnesenskii, packing red pollen as it heads for an Echium (Pride of Madeira) in Vallejo. (Photo by Kathy Keatley Garvey)

The next time you see a yellow-faced bumble bee (Bombus vosnesenskii) packing pollen, check out the color. Last Saturday on an outing in Vallejo overlooking the Carquinez Straits, we noticed a yellow-faced bumble bee on an Echium candicans (Pride of...

Posted on Monday, April 4, 2016 at 5:13 PM

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