Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A chrysalis needs to be perfect when a caterpillar or silkworm ...

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 ...

A Jeremy Hemberger, department of entomology at the University of Wisconsin-Madison: Caterpillars start out as tiny creatures. In the beginning they eat lots of food — just like the book “The Very ...

On tulip trees and ornamental shrubs across the Northeast, small cocoons appear ahead of the summer solstice. Romain VERDY-RICARD via Unsplash In the lead-up to summer, tulip trees and hop trees ...

Caterpillars start out as tiny creatures. In the beginning they eat lots of food — just like the book “The Very Hungry Caterpillar” — and get bigger and bigger. Eventually the caterpillar will be ...