Bees, Wasps, and Kin

Tarantula Hawks Tarantula Hawks
Pepsis species

Description

1/2-3/4" (12-20 mm). Short "waist" (pedicel) between thorax and abdomen. Velvety black. Wings reddish to orange, darker and less transparent at tip and base.

Warning

Female stings, but only if provoked.

Food

Adult drinks nectar. Larva feeds on tarantulas and trapdoor spiders.

Life Cycle

Female stings spider between legs, immobilizing it. The female quickly digs a burial chamber, drags the spider inside, lays an egg, and closes burrow. Wasp larva feeds on spider, eventually killing it.

Habitat

Dry hillsides and rolling arid plains.

Range

California and Mexico.

Discussion

Tarantula hawks are primarily tropical, but several large species are found in the Southwest.