UC ANR Blogs

An Introduction to Dragonflies and Spiders

Predators employ a diversity of behavioral and morphological adaptations to successfully capture...

Doctoral candidate Christofer Brothers explains how a dragonfly catches prey. (Photo by Kathy Keatley Garvey)

Doctoral candidate Christofer Brothers explains how a dragonfly catches prey. (Photo by Kathy Keatley Garvey)

Doctoral candidate Christofer Brothers fielding questions about dragonflies. (Photo by Kathy Keatley Garvey)

Doctoral candidate Christofer Brothers fielding questions about dragonflies. (Photo by Kathy Keatley Garvey)

Doctoral candidate Emma "Em" Jochim answers a question about spiders. (Photo by Kathy Keatley Garvey)

Doctoral candidate Emma "Em" Jochim answers a question about spiders. (Photo by Kathy Keatley Garvey)

Placerville residents Sullivan Lowe, 6, and his father, Ron Lowe watch as UC Davis doctoral candidate Emma "Em" Jochim fluoresces a tarantula with ultraviolet (UV) light. Sullivan is holding a plastic spider that Jochim gave him. (Photo by Kathy Keatley Garvey)

Placerville residents Sullivan Lowe, 6, and his father, Ron Lowe watch as UC Davis doctoral candidate Emma "Em" Jochim fluoresces a tarantula with ultraviolet (UV) light. Sullivan is holding a plastic spider that Jochim gave him. (Photo by Kathy Keatley Garvey)

Neonicotinoid Pesticides Off the Shelf in January 2025

The common insecticide imidacloprid, and the related active ingredients acetamiprid, clothianidin,...

The Intricate Craft of Making a Spider Web

If you've ever closely examined a spider web, you know how incredible they are. But if you...

Tabatha Yang (left) the Bohart Museum of Entomology's education and outreach coordinator, with UC Davis student and Bohart intern, Jasmine Chow. (Photo by Kathy Keatley Garvey)

Tabatha Yang (left) the Bohart Museum of Entomology's education and outreach coordinator, with UC Davis student and Bohart intern, Jasmine Chow. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz, 6, of Davis, listens closely to the instructions on how to make a spider web. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz, 6, of Davis, listens closely to the instructions on how to make a spider web. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz, 6, begins working on a spider web. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz, 6, begins working on a spider web. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz stretches the yarn. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz stretches the yarn. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz and his brother, Levon Sahakian Frenz, mastering the art of making a colorful spider web. (Photo by Kathy Keatley Garvey)

Isaiah Sahakian Frenz and his brother, Levon Sahakian Frenz, mastering the art of making a colorful spider web. (Photo by Kathy Keatley Garvey)

Close-up of the hands of Levon Sahakian Frenz working the yarn. (Photo by Kathy Keatley Garvey)

Close-up of the hands of Levon Sahakian Frenz working the yarn. (Photo by Kathy Keatley Garvey)

November Pest Tips

Rainy, cool weather is fast approaching for many parts of California. To help you determine what to...

Controlling Ticks Around Your Home

You might think ticks are found only on hiking trails or in wild, natural areas, but in some parts...

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