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Biological Evolution: Unity and Diversity: Vertebrates and Invertebrates
Insects
Description
Insects
Insects are the most diverse group of animals on Earth, comprising millions of species that are found in nearly every environment. They play important roles in ecosystems by pollinating plants, decomposing matter, and serving as food for other animals. Many insects also e...
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Transcript
Insects are the most diverse animals on Earth.
All insects share three body parts: the head, thorax, and abdomen.
The head carries antennae for sensing, compound eyes for vision, and mouthparts adapted for feeding.
The thorax powers movement with six legs, and wings are often attached, helping them crawl, jump, swim, or fly.
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