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 (head, thorax and abdomen), three pairs of jointed legs, compound eyes, and a pair of antennae
Insect | Definition, Characteristics, Types, Beneficial, Pest . . . 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 skeletons (exoskeletons)
Insects Pictures Facts | National Geographic Insects are vital to every ecosystem They pollinate plants, decompose plant and animal matter, and are themselves a source of food Birds alone are estimated to eat 400 to 500 million tons
Insects: The Ultimate Guide. Pictures, Facts Info For Kids . . . Discover the characteristics of insects, their life-cycles, the roles they play in their ecosystems, and why they are so important for life on Earth… What Is An Insect? How Do Insects Breathe? Why Are Insects Important? Click on the image above to download your free quiz sheet! How well do you know insects?
What Is An Insect? Insect Facts 5 FAQ [2025 ] | Earth Life An insect is described as an air-breathing animal with a hard-jointed exoskeleton and (in the adult) a body divided into three parts: The insect head with one pair of antennae The insect thorax carries three pairs of legs and usually two pairs of wings