Bug Squad

A daily (M-F) blog launched Aug. 6, 2008 and about the wonderful world of insects and those who study them. (Photo by Kathy Keatley Garvey)
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A migrating monarch butterfly stops on Halloween, Oct. 31 to sip nectar from a milkweed in a Vacaville garden. She was on her way to an overwintering site in coastal California. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

A Halloween Surprise: A Migratory Monarch

September 11, 2024
It's beginning to look a lot like...Halloween. If you haven't noticed, stores are gearing up for Halloween with assorted ghosts, goblins and ghouls for you. We remember Halloween 2023 when a female migratory monarch fluttered into our pollinator garden.
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A Western tiger swallowtail, aware that a territorial bee is about to attack, raises its tails to ward off the intruder. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Battle Between a Butterfly and a Bee

September 10, 2024
So, here you are, a newly eclosed Western tiger swallowtail, Papilio rutulus, eager to sip some nectar from a Mexican sunflower, Tithonia rotundifola, in a Vacaville garden. It's a warm, windless day, and you're anxious to score, score, score.
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Honey bees will be among the topics at the UC Davis Department of Entomology and Nematology fall quarter seminars. This bee is heading toward gaura in early morning. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

UC Davis ENT Seminars: Look Who's Speaking

September 9, 2024
From honey bees to butterflies to nematodes--those will be some of the topics when the UC Davis Department of Entomology and Nematology hosts its fall quarter seminars. The seminars begin Monday afternoon, Sept. 30 and continue every Monday through Dec. 2.
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This monarch, tagged and released in Ashland, Ore., on Aug. 28, 2016, touched down in a Vacaville garden on Sept. 6, 2016. It flew 285 miles in 7 days or about 40.7 miles per day, according to WSU entomologist David James. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

On Sept. 6, 2016, It Happened

September 6, 2024
On Sept. 6, 2016, it happened. A monarch fluttered into our pollinator garden in Vacaville and touched down on a Mexican sunflower, Tithonia rotundifola. It wasn't just "any ol' monarch"--if there's ever such a thing as "any ol' monarch.
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A Western tiger swallowtail lands on a Mexican sunflower and begins to nectar. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

A Tiger and a Tithonia

September 5, 2024
When a tiger meets a Tithonia, or a Tithonia meets a tiger, Nature bursts forth in all its glory. Such was the case when we spotted a Western tiger swallowtail, Papilio rutulus, foraging for nectar on a Mexican sunflower, Tithonia rotundifola, in a Vacaville garden.
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