This guide contains spiders, bees, wasps, ants, beetles, dragonflies, grasshoppers, flies and other bugs that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.
Dermacentor andersoni, commonly known as the Rocky Mountain wood tick, is a hard tick with 3 life stages including: larvae, nymph and adult. This tick is generally located in the NW United States and SW Canada along the Rocky Mountains. This tick is generally a vector for Colorado tick fever but can also be a vector for Rocky Mountain Spotted Fever and Tularemia. During ...more ↓
Dermacentor variabilis, also known as the American dog tick or wood tick, is a species of tick that is known to carry bacteria responsible for several diseases in humans, including Rocky Mountain spotted fever and tularemia (Francisella tularensis). It is one of the most well-known hard ticks. Diseases are spread when it sucks blood from the host, which ...more ↓
Aculops rhois, the poison ivy gall mite, is a species of Eriophyid mite found in North America. They form galls in poison ivy as well as other members of North American Toxicodendron and some species of Rhus (including fragrant sumac).
Aculus tetanothrix is a species of mite which causes galls on the leaves of willows (Salix species). It was first described by Alfred Nalepa in 1889.
Eriophyes tiliae is a mite (an acarid, not an insect) that forms the lime nail gall or bugle gall. It develops in a chemically induced gall; an erect, oblique or curved distortion rising up from the upper surface of the leaves of the common lime (linden) tree Tilia × europaea.