The transformation from caterpillar to butterfly is one of the most ... you need to cut open many pupae that you think are at different stages of development. But now, two teams of scientists ...

They were in the final process of being a caterpillar before entering the pupa stage. They were frantic to eat and then start walking. All the butterflies ... with tools and types of bins for ...

whereby the larva transforms into a pupa and then an adult. A classic example of this process is the caterpillar's ...

It's represented by the colorful wings of kingfishers and dragonflies in Hopkins' poem, but iridescence can also be found in the wings of cicadas and butterflies, in certain species of beetle ...

She let butterfly larvae develop at different temperatures, and was able to manipulate the different seasonal types of butterflies by injecting the hormone ecdysone at different stages of pre ...

Sometimes people harvest that silk to make fabric. A butterfly pupa might look like a cocoon, but it’s different. “Many butterflies have what we call a naked pupa or chrysalis,” Felsot said.

Nielsen and his colleagues collected 459 dormant pupae of the green-veined white butterfly (Pieris napi) – which is found in Europe and Asia – before exposing groups of them to different ...