Insects are the most diverse group of animals, with more than a million described species; they represent more than half of all animal species. The insect nervous system consists of a brain and a …

The meaning of BUG is any of an order (Hemiptera and especially its suborder Heteroptera) of insects (such as an assassin bug or chinch bug) that have sucking mouthparts, forewings thickened at the …

Apr 23, 2026 · Insects (class Insecta) have segmented bodies, jointed legs, and external skeletons.

Take a closer look at the various types of bug that exist to discover a world of fascinating and diverse species.

Free online utility designed to actively search for specific insects, bugs, and spiders for the purposes of identification.

We collect photographs of bugs from the United States and Canada for identification and research. We summarize our findings in guide pages for each order, family, genus, and species. More than just a …

All insects belong to the phylum Arthropoda. But unlike other arthropods—like lobsters, spiders, or millipedes—insects have three pairs of jointed legs, segmented bodies, an exoskeleton, one pair...

Specimens and their associated data are used as the basis for original collections-based research on the taxonomy, life history, geography, and evolutionary history of insects, arachnids, and myriapods.

Explore thousands of species and learn about the fascinating creatures around you. Click 'Use Camera' to take a photo of the insect, or upload an existing image from your device. Enter where you found …

Any of an order (Hemiptera) of insects with sucking mouthparts and with forewings thickened toward the base, as a water bug or squash bug.