How do I identify my caterpillar?

Look for distinct physical features if the caterpillar has any. Check to see if the caterpillar has a curled tail, head horns, knobs, lashes, spines, or a split tail. These can all be good indicators for certain caterpillar species and will help you narrow down your search rather quickly.

Does Colorado have poisonous caterpillars?

These spines and quills inject a poison that causes a painful sting that persists for hours, sometimes into the following day. My colleague Deane Bowers, an entomologist, identified the caterpillars to the genus Hemileuca, the buck moths. At least three buck moth species are native to Colorado.

Are adult buck moths poisonous?

TYPE OF DAMAGE: The poisonous hairs or spines are hollow and connected to underlying poison glands. Contact with them causes a burning sensation and inflammation that can be as painful as a bee sting. The irritation can last for a day or two and may be accompanied by nausea during the first few hours.

Are buck moth caterpillars poisonous?

This caterpillar not only eats leaves on trees and shrubs, but it is a member of a small group of caterpillars whose skin is covered with stinging spines attached to venom glands, which if they touch your skin can cause a nasty rash and deliver a terrible sting inducing immediate pain, severe itching, swelling, and …

Is a Hairy Molly a caterpillar?

This refers to the hairy caterpillars of mainly moths that appear at the end of summer. The unusual name comes from the Irish word “mala” for eyelashes. The caterpillars do bear a resemblance to a walking eyelash. I have seen two hairy mollies over the last few weeks marching across the road.

Are there tent caterpillars in Colorado?

Four species of tent caterpillars occur in Colorado. The western tent caterpillar ( M. californicum) most often is seen infesting aspen and mountain-mahogany during May and early June. Many other plants, particularly fruit trees may also be infested.

Are there tiger moth caterpillars in Colorado?

Occasionally early spring outbreaks of caterpillars of the tiger moth ( Lophocampa species) attract attention. Four species of tent caterpillars occur in Colorado. The western tent caterpillar ( M. californicum) most often is seen infesting aspen and mountain-mahogany during May and early June.

How do you identify caterpillars in Colorado?

This small brown caterpillar is identified by faint diamond markings on the back. Mature larvae are brown to pale grey with dark brown bands behind the head. Ear tips are preferred in corn and developing pods in beans. This insect overwinters in Colorado, although egg laying does not occur until late July. Estigmene acrea (Drury).

What kind of caterpillars grow in the spring?

Most common in spring are various types of tent caterpillars ( Malacosoma species). During summer, large loose tents produced by the fall webworm ( Hyphantria cunea) are seen on the branches of cottonwoods, chokecherry, and many other plants.