UCCE Master Gardeners of San Joaquin County
University of California
UCCE Master Gardeners of San Joaquin County

Posts Tagged: venom

Invasive Spotlight: Red Imported Fire Ant

Red imported fire ant. (Credit: Bugwood.org)

The red imported fire ant, or RIFA for short, is no ordinary red ant. This invasive pest lives up to its name, delivering a sting that causes a burning sensation when its venom is injected into the skin. People sometimes confuse RIFA with the native...

White pustules from red imported fire ant sting. (Credit: Texas Agricultural Extension Service)
White pustules from red imported fire ant sting. (Credit: Texas Agricultural Extension Service)

White pustules from red imported fire ant sting. (Credit: Texas Agricultural Extension Service)

Southern fire ant fire ant worker with red head and thorax and dark abdomen. (Credit: Jack Kelly Clark)
Southern fire ant fire ant worker with red head and thorax and dark abdomen. (Credit: Jack Kelly Clark)

Southern fire ant fire ant worker with red head and thorax and dark abdomen. (Credit: Jack Kelly Clark)

Posted on Friday, June 8, 2018 at 10:00 PM
Tags: bite (10), CDFA (16), invasive species (3), nurseries (4), pest (74), red imported fire ant (2), RIFA (1), southern California (2), sting (4), UC IPM (223), venom (2)
Focus Area Tags: Pest Management Yard & Garden

Spider Bites

The black widow spider is the most harmful spider in California. (Photo: Jack Kelly Clark)

Unlike mosquitoes, spiders do not seek people in order to bite them. Generally, a spider doesn't try to bite a person unless it has been squeezed, lain on, or similarly provoked to defend itself. Moreover, the jaws of most spiders are so small that the...

Posted on Monday, January 22, 2018 at 8:50 AM
Tags: bite (10), Pest Notes (58), spider (22), UC IPM (223), venom (2), Vetter (3)
Focus Area Tags: Pest Management Yard & Garden
 
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