Metamorphosis leads to a wide range of evolutionary outcomes. The dramatic transformation of a caterpillar into a butterfly ...

New University of Washington research shows that a regulatory gene named broad, known to be necessary for development of insects that undergo complete metamorphosis, also is key for the maturation 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 ...