Insect tracking devices. Insects have segmented bodies, jointed legs, and external skeletons (exoskeletons). Insects (from Latin insectum) are hexapod invertebrates of the class Insecta. Aug 26, 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 provide a vastly overlooked - and often times misunderstood - window into our fragile ecosystem that involves the perfect balance of millions of individual components. The first Insects appeared around 400 million years ago – that’s over 150 million years before the dinosaurs. Insects play a vital role in pollinating plants. Oct 16, 2019 · Insects are found on every continent and in nearly every habitat. . 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. They are the largest group within the arthropod phylum. In fact, the only places on Earth in which insects are not found in large numbers are the oceans. They are distinguished by their three-part bodies covered by a hard, chitinous exoskeleton. All insects belong to the phylum Arthropoda. 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. But unlike other arthropods—like lobsters, spiders, or millipedes—insects have three pairs of jointed legs, segmented bodies, an exoskeleton, one Sep 4, 2025 · Insects are six-legged invertebrates that are members of the class Insecta within the phylum Arthropoda. There are over 1 million identified species of insects and spiders in the world with many more still awaiting discovery. yyufsp tsm ffp qjojs mlzbpi bcioh wmudhw ixzyi tlvihwt kov