“What kind of worm is this?” asks this reader in Dallas Texas regarding the long, thin objects pictured below. At a glance, the photo seems to display hair-like strands of matter that lay scattered around a big twig.

Stick caterpillars have been found by this reader, who has graciously presented us with excellent pictures and a video of these creatures. This article will provide a basic overview of these wonderful insects.

“I found this thing on my back deck on some rugs I took out to shake,” says this reader about the long, brown object in the photograph below. Our reader says that “it had split at the darker end” but that it is “tubular at the other end.”