Bug Squad

Bumble bee on bull thistle at Bodega Bay
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A crab spider dines on a green bottle fly in a lavender patch in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
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What's for Dinner? How About a Green Bottle Fly?

June 25th, 2019
What's for dinner? A crab spider, camouflaged in our lavender patch, didn't catch a honey bee, a butterfly, an ant or a syrphid fly. No, it nailed a green bottle fly. We couldn't help but notice. The fly's metallic blue-green coloring stood in sharp contrast to the white spider.
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The six-acre lavender fields on the Araceli Farms, on the outskirts of Dixon, glow during the Lavender Festival. (Photo by Kathy Keatley Garvey)
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Lovin' the Lavender

June 24th, 2019
Lovin' the lavender... If you attended the Lavender Festival last weekend at the six-acre Araceli Farms at 7389 Pitt School Road, Dixon, you were in for a real treat.
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A female Trichonephila clavipes (formerly Nephila clavipes) is a giant compared to her small male (below). The research covers a complex pattern of sexual size dimorphism in this group of spiders, family Nephilidae. (Image copyright by Chris Hamilton, University of Idaho)
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Golden Orbweavers Ignore Biological Rules

June 20th, 2019
Size does matter. Have you ever wondered about sexual size dimorphism in the tropical spiders, the golden orbweavers? The females are sometimes 10 times larger and 100 times heavier than their male counterparts.
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European paper wasps protecting the nest they're building on the lip of a recycling bin near the Mann lab, UC Davis campus. (Photo by Kathy Keatley Garvey)
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Do You Know Where Your Pollinators Are?

June 19th, 2019
It's National Pollinator Week. Do you know where your pollinators are? If you're thinking bees, butterflies, beetles, birds (hummingbirds) and bats, you're correct.
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