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

entomology, branch of zoology dealing with the scientific study of insects. The Greek word entomon, meaning “notched,” refers to the segmented body plan of the insect. The zoological categories of …

Dec 30, 2025 · Insects are six-legged invertebrates that are members of the class Insecta within the phylum Arthropoda. They are distinguished by their three-part bodies covered by a hard, chitinous …

Sep 25, 2024 · Below is a detailed overview of the primary insect orders that comprise disease vectors, highlighting their distinct characteristics and roles in disease propagation.

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...

There are over a million different species of invertebrates, and most scientists agree that there are many more out there that we don’t know about yet. At the Central Florida Zoo, you can see a variety of …

Jan 19, 2026 · In this lesson, you’ll learn common insect names in English, grouped by their main characteristics and typical habitats. The list focuses only on true insects (six-legged animals) and …

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 of wings.

Almost every known species of insect hatches from an egg. For insects, fertilization and development occur inside the egg, and the eggs of most species are specially designed to withstand harsh …

In terms of diversity, a few insect orders stand out: Hemiptera (true bugs), Lepidoptera (butterflies and moths), Diptera (true flies), Hymenoptera (wasps, ants, and bees), and Coleoptera (beetles).