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 ...

In the 1830s a German naturalist named Renous was arrested in San Fernando, Chile for heresy. His claim? He could turn caterpillars into butterflies. A few years later, Renous recounted his tale to ...

Butterflies are perhaps most famous for the process by which a plump little caterpillar transforms into a winged work of art. But they’re not unique in going through this drastic life change, called ...

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 ...

The terms "bug" and "insect" are commonly used interchangeably in everyday language, yet scientifically, they refer to distinct categories of creatures. Insects belong to the vast class Insecta, ...