House Cricket
Acheta domesticus

The house cricket is 3/4 to 1 inch long, light yellowish brown, with three darker brown bands on the head. Nocturnal; prefer warn areas such as kitchen, basement, fireplace; also in cracks and crevices, behind baseboards; make distinctive, annoying chirping sound. Eat just about anything, but love bread crumbs and liquids, including beer; often ruin stored clothing. Eggs deposited singlely in crevices and behind baseboards; 40 to 170 eggs laid at one stage; egg stage lasts 8 to 12 weeks. May bite when captured.

Field Cricket
Genus Gryllus

The field cricket is 1/2 to 1-1/4 inches long, black. Found in pastures, meadows, lawns, occasionally indoors. Eat almost anything but are partial to field crops, especially alfalfa, wheat, oats, rye; will also feed on textiles of cotton, linen, wool and silk. Usually one generation per year. Generally hatch in May, become adults in July and August, mate, then die in September. Occasionally break out in massive numbers, with swarms covering many square miles.

Camel Cricket
Tachycines asynamorous

The camel cricket is light tan to dark brown; 1/2 to 1-1/2 inches long; hump-back appearance. Found in cool, damp areas, such as under logs or stones, and in crawl spaces, basements and attics; nocturnal. Will eat just about anything; they have been known to feed on clothes and lace curtains. Females lay eggs in spring, which hatch around April: there is only one generation per year. Unlike other crickets, they do not chirp; they become immobile in the presence of strong light.