I talked about your question with my friend Allan Felsot. He’s an insect scientist at Washington State University. He told me cocoons are mostly silk. But they’re usually made by moths. A butterfly ...

Butterfly pupae are easy targets for predators in search of an easy protein-rich meal, and one would think that the flashier the cocoon, the higher the chances of being spotted and eaten, but the ...

A chrysalis needs to be perfect when a caterpillar or silkworm prepares to transform from pupae to winged adults. Since the insect can’t emerge until it has completely matured, any overlooked ...

We’ve probably all been taught how a caterpillar transforms into a butterfly but this ‘explicit’ version doesn’t sound quite as cute. You may remember learning caterpillars made nice little cocoons ...