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Posts Tagged: dragonflies
An Introduction to Dragonflies and Spiders
Predators employ a diversity of behavioral and morphological adaptations to successfully capture their insect prey, UC Davis doctoral candidates Christofer Brothers and Emma “Em” Jochim told the crowd at the Bohart Museum of...
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 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)
Don't Miss Bohart Museum Open House on Nov. 2
You won't want to miss the Bohart Museum of Entomology open house on Saturday, Nov. 2. You'll learn how spiders and dragonflies catch their prey You'll watch a tarantula grab its prey You'll learn how moths have evolved to elude bats and their...
A flameskimmer dragonfly, Libellula saturata. (Photo by Kathy Keatley Garvey)
A Chilean rose-haired tarantula, Grammostola porteri, on a Bohart Museum of Entomology t-shirt. (Photo by Kathy Keatley Garvey)
A white-lined sphinx moth, Hyles lineata. (Photo by Kathy Keatley Garvey)
Identify and Learn About the 73 Dragonfly Species (Anisoptera) in California
If you're like me, your heart skips a couple of beats when you encounter a dragonfly, especially the fire-engine red flameskimmer, Libellula saturata. Did you know that there are 73 species of dragonflies (Anisoptera) in...
Kathy Biggs (left) and Sandra von Arb are co-authors of the newly published "Dragonflies (Anisoptera) of California."
Dragonfly experts participating in a 2015 Bohart Museum of Entomology open house included (front, from left) Andrew Rehn of the California Department of Fish and Wildlife, Kathy Biggs, author of dragonfly books, and Sandra von Arb, then a senior biologist at the Pacific Northwestern Biological Resources, McKinleyville, Calif. In back are Rosser Garrison (left), now retired from the California Department of Food and Agriculture, and Bohart associate Greg Kareofelas.
A flameskimmer, Libellula saturata, in a Vacaville garden. (Photo by Kathy Keatley Garvey)
Lawn-pocalypse! Surviving Drought
Ah, summer! The season of sunburns, pool parties, and… lawn droughts. If your once lush, green carpet now looks like a crunchy brown doormat, you're not alone. Let's dive into why your yard is staging a dramatic death scene and what you can do to...
Bermuda grass and weeds overtaking drought stressed turf grass.
A Dragonfly to Behold: Within an Arm's Reach
International dragonfly authority and researcher Rosser Garrison, who retired as a senior insect biosystematist with the California Department of Food and Agriculture in 2017 and has authored such well-cited books as Dragonfly Genera of the New...
Anna Garrison's arm art: a tattoo of Cordulegaster diadema, aka Apache spiketail. The Sacramento resident is the daughter of noted dragonfly expert Rosser Garrison. (Photo by Kathy Keatley Garvey)
An image of Cordulegaster diadema, aka Apache spiketail. (Photo by Rosser Garrison)
Rosser Garrison and his daughter, Anna Garrison, display their insect drawings. They participated in a class taught at a Bohart Museum of Entomology open house by Professor Miguel Angel Miranda of the University of the Balearic Islands, Spain. (Photo by Kathy Keatley Garvey)
Rosser Garrison and his daughter, Anna Garrison, examine some of the specimens on display at the recent Bohart Museum of Entomology open house. (Photo by Kathy Keatley Garvey)
