Striped Ground Cricket

Striped Ground Cricket
Allonemobius fasciatus

Striped Ground Cricket - Allonemobius fasciatus

This is a female – note sword-like ovipositor

True crickets (family Gryllidae) are harmless, nocturnal insects famous for their chirping, technically known as stridulation.

The sound has become a literal indication of “nothing happening,” in popular culture.field cricket

Only male crickets chirp, usually to attract females or repel other males.

In a nutshell: the sound is produced when the cricket rubs the serrated edges of his wings together.

Spider chases cricketAn very young orbweaver spider (L. cornutus) chased this cricket away by continually attacking its antennae.

Striped Ground Cricket

Like many processes in cold-blooded animals, the rate of chirping is dependant on the ambient air temperature, and it is possible to calculate approximate air temperature in degrees Fahrenheit by counting the chirps per 14 seconds and adding 40.


  1., “Allonemobius fasciatus
  2. George Johnson & Robert Hogg, Journal of Horticulture, Cottage Gardener

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North American Insects & Spiders

Online since 2002