Metamorphosis signifies a profound transformation, not just a minor shift. This term, rooted in Greek, describes dramatic changes in living organisms, like a caterpillar becoming a butterfly, and is ...

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 ...

John E. Woodmansee Photo: Tobacco hornworm on a tomato plant that has been attacked by a parasitic Braconid wasp. The white capsules on its back are the pupal stage of the tiny wasp. Braconid larvae ...