
Insect - Wikipedia
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 …
Insect | Definition, Characteristics, Types, Beneficial, Pest ...
Oct 16, 2025 · 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, …
Insects Pictures & Facts - National Geographic
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...
Insect - Definition, Types, List, Life Cycle, Anatomy, & Pictures
Sep 4, 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, …
Insect, Bugs and Spider Identification - North America
There are over 1 million identified species of insects and spiders in the world with many more still awaiting discovery. Insects provide a vastly overlooked - and often times misunderstood - …
Insects, Spiders, Centipedes, Millipedes - U.S. National Park Service
Apr 21, 2025 · What exactly is an insect? To begin, insects don't have a vertebral column (backbone) like people have and therefore are considered to be a type of invertebrate animal. …
What Is An Insect? Insect Facts & 5 FAQ [2025 ] | Earth Life
Oct 1, 2025 · Insects are like the unsung heroes of the animal kingdom. They pollinate plants, break down organic matter, and serve as a vital food source for other animals. But despite …
What Are Insects? Basic Insect Anatomy - ThoughtCo
May 4, 2025 · As you may remember from elementary school, the most basic definition of an insect is an organism with three pairs of legs and three body regions: head, thorax, and …
What Is an Insect? - Smithsonian National Museum of Natural …
In this video for Grades 3 to 5, you’ll learn about the features all insects have. You will learn to identify an insect from other arthropods.
List of insects | Britannica
6 days ago · Insects (class Insecta) have segmented bodies, jointed legs, and external skeletons.