Earwigs
Earwigs are insects in the order Dermaptera. They have characteristic pincers (cerci) on their abdomen and are mostly nocturnal.
Eastern tent caterpillars
Eastern tent caterpillars are moth larvae in the genus Malacosoma. They build silk tents in trees and can defoliate branches.
Ebony bugs
Ebony bugs are small, shiny black true bugs in the family Thyreocoridae. They are sometimes mistaken for beetles.
Emerald ash borers
Emerald ash borers (Agrilus planipennis) are metallic green beetles that are serious pests of ash trees, killing millions in North America.
Emperor moths
Emperor moths are large, colorful moths in the family Saturniidae. The males often have feathery antennae used to detect female pheromones.
Ensign wasps
Ensign wasps are parasitoid wasps in the family Evaniidae. They lay their eggs in cockroach egg cases, where their larvae consume the eggs.
Epaulet skimmers
Epaulet skimmers are dragonflies in the genus Orthetrum. Males often have bright blue coloration and are seen near water.
Ephemeropterans
Ephemeropterans are insects in the order Ephemeroptera, commonly known as mayflies. Adults live only a short time and do not feed.
European corn borers
European corn borers (Ostrinia nubilalis) are moth larvae that bore into corn stalks, causing significant crop damage.
European paper wasps
European paper wasps (Polistes dominula) are social wasps that build papery nests. They are often mistaken for yellowjackets.
European woodwasps
European woodwasps (Sirex noctilio) are horntails that lay eggs in pine trees. Their larvae bore into wood, sometimes damaging timber.