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 ...

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 ...

Complete metamorphosis seems to have arisen in insects only around 350 million years ago, before the dinosaurs. Most researchers now believe that metamorphosis evolved to lessen the competition for ...

When a caterpillar hatches from its egg, it spends the first few weeks of its life eating as much as it physically can. Then, it hangs itself upside down from a leaf or stem and sheds its outer skin ...

Juvenile hormone (JH) is a pivotal endocrine regulator that orchestrates the complex developmental transitions and reproductive processes of insects. It plays a fundamental role in maintaining larval ...

Michelle Starr is CNET's science editor, and she hopes to get you as enthralled with the wonders of the universe as she is. When she's not daydreaming about flying through space, she's daydreaming ...

Metamorphosis is a biological process whereby an animal changes from an immature form to an adult form. It involves going through distinct physiological stages, and is seen in some fish, amphibians ...

entmain copy 39088019137645 purchased with funds from the S. Dillon Ripley Endowment. "Insect Metamorphosis: From Natural History to Regulation of Development and Evolution explores the origin of ...

Why do many birds move around in flocks instead of singly? The advantages to be gained from being part of a group are usually thought of as being either protection from predators or ease of finding ...

Metamorphosis in crustaceans / John D. Costlow, Jr. -- Metamorphic changes in insects / Joan Whitten -- Control of hormone production in insects / William S. Herman -- Biochemistry of insect ...

“For me, it was a road-to-Damascus type of moment,” James Truman, an entomologist, told me, recalling an encounter when he was sixteen. “My family had a summer place, a trailer, on the shores of Lake ...