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13 wrz 2024 · Insect, any member of the class Insecta, the largest class of phylum Arthropoda. Insects have segmented bodies, jointed legs, and exoskeletons. They are distinguished from other arthropods by their body, which has three major regions: the head, the three-segmented thorax, and the many-segmented abdomen.
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.
Learn about insects, the most diverse and abundant group of animals on Earth. Find out how they live, evolve, and interact with other species and humans.
16 paź 2019 · Learn about insects, the largest class of animals on Earth, with pictures, facts and in-depth information. Discover their characteristics, life-cycles, roles, importance and more.
Insects are a class in the phylum Arthropoda. [2] They are small terrestrial invertebrates which have a hard exoskeleton. Insects are the largest group of animals on Earth by far: about 926,400 different species have been described. [3] They are more than half of all known living species. [4] [4] [5] [6] [7] They may be over 90% of animal ...
Insects are members of a larger group called the arthropods. This group also includes spiders, ticks, centipedes, lobsters, and crabs. Like all arthropods, insects have a body that is divided into segments, or sections. They also lack a skeleton inside the body.
Articles provide definitive facts about all insects from aphids, beetles and butterflies to weevils and yellowjackets. Insects are beautiful and dreadful, ravenous pests and devastating disease vectors, resilient and resistant to eradication, and the source of great benefit and great loss for civilization.
