The western conifer seed bug is a brown insect less than 1 inch long that feeds off seeds and immature cones of conifer trees. Although the insects were first identified in the western U.S., seed bugs are also found alon... More »

A kissing bug is an insect that sucks blood from the lips of humans. The insect also transmits trypanosoma cruzi, a parasite which causes Chagas disease. More » Pets & Animals Bugs

Identify bugs by counting their legs; checking for wings, antennae or feelers; and looking for moving jaw or mouth parts. Use this information to identify the bugs with an insect field guide or with online tools, such as... More » Pets & Animals Bugs

Dichotomous keys are among the more effective tools for identifying an insect. Field guides are also helpful for identification, especially after identifying the general type of insect. More » Pets & Animals Bugs

Small, dark bugs found in the home are likely fleas or ticks. Pets are likely to pick up these parasites from their environment or from other infested animals. More » Pets & Animals Bugs

A gallery containing numerous images of a variety of insect groups is available, as of 2015, at the Penn State entomology website. More photographs of bugs are available at Bug Guide and the National Geographic website. More » Pets & Animals Bugs

Stick bugs have regenerative properties. They can lose a limb and regrow it when they molt. Reproduction often occurs without the presence of a male, creating a generation of only female offspring. Stick bugs' ability to... More » Pets & Animals Bugs