Insects (from Latin insectum) are invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have an exoskeleton, a three-part body (head, thorax and abdomen), …

insect, (class Insecta or Hexapoda), any member of the largest class of the phylum Arthropoda, which is itself the largest of the animal phyla. Insects have segmented bodies, jointed legs, and external …

Insects (class Insecta) have segmented bodies, jointed legs, and external skeletons.

The body of an insect has three main parts: a head, a thorax, and an abdomen. On the head are an insect's compound eyes, its two antennae (they feel and smell things), and its mouth.

May 1, 2026 · Each insect has its own shape, color, and habit, and learning the differences is what makes this group worth a closer look. This post takes you through common and unusual insects, …

Jun 12, 2026 · Insects are six-legged invertebrates that are members of the class Insecta within the phylum Arthropoda. 1 They are distinguished by their three-part bodies covered by a hard, chitinous …

Insect and Spider Identification - Information and Pictures of North American Insects, Spiders, and Bugs.

6 days ago · The meaning of INSECT is any of a class (Insecta) of arthropods (such as bugs or bees) with well-defined head, thorax, and abdomen, only three pairs of legs, and typically one or two pairs …

Jan 10, 2026 · What Is an Insect? An insect is a small invertebrate animal belonging to the class Insecta, characterized by a three-part body plan (head, thorax, abdomen), six jointed legs, compound eyes, …

There are over 24,000 insect species in the United Kingdom, with hundreds in almost every garden and green space. In this guide, we show the main groups or orders of insects, and highlight some …