Rangelands

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A sulphur butterfly, Colias eurytheme, and a honey bee, Apis mellifera, meet on lavender. The butterfly is a male, as identified by Art Shapiro, UC Davis distinguished professor of evolution and ecology. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

The Bee and the Butterfly

June 1, 2022
By Kathy Keatley Garvey
The bee and the butterfly. Or, Apis mellifera and Colias eurytheme. One's a beneficial insect. That would "bee" the honey bee. The other is a yellow and white butterfly, striking in appearance, but in its larval stage, it's a major pest of alfalfa.
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A male valley carpenter bee, Xylocopa sonorina, engaging in nectar robbing; he's sipping nectar through a hole in the base of a foxglove blossom. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

How a 'Bear' Can Outsmart a Fox

May 30, 2022
By Kathy Keatley Garvey
There's a way for a bear to outsmart a fox. A teddy bear bee, that is. We just witnessed a male Valley carpenter bee, Xylocopa sonorina, aka "the teddy bear bee," buzz up to a patch of foxgloves, Digitalis purpurea. Then he engaged in the foraging behavior known as nectar-robbing.
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Isgouhi Kaloshian
Entomology & Nematology News: Article

Isgouhi Kaloshian: Seminar on Her Root-Knot Nematode Research

May 27, 2022
By Kathy Keatley Garvey
Molecular geneticist and nematologist Isgouhi Kaloshian, divisional dean of the Agricultural and Natural Resources for the Natural and Agricultural Sciences, UC Riverside, and a professor at UC Riverside, will be the next and final speaker of the UC Davis Department of Entomology and Nematology's sp...
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Fugas agua
Blog Verde: Article

Las fugas, una opción para ahorrar agua

May 27, 2022
By Basilisa M Rawleigh
Abrir la llave del agua y recibir en segundos las primeras gotas es uno de los avances ms importantes de la historia. Eso requiere de una infraestructura compleja y costosa para recolectar, tratar, almacenar y distribuir el agua de las presas, lagos, acuferos y ms.
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