Complete metamorphosis transforms caterpillars into butterflies, reshaping not only the bodies of the insects but their behaviors and identities. New work reveals in detail for the first time how ...

Introduction -- Insects, spiders, and people -- Scope and arrangement of this guide -- Classification -- What is an insect? -- The body plan of insects and entognaths -- Growth and development of ...

The transformation of metamorphosis evolved gradually over hundreds of millions of years. It involves both genetics and natural selection pressures on species. This insect is studied by scientists to ...