*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q Why do butterflies stay in a cocoon and for how long? — Sophie Harrison, Madison, Wis. A Jeremy Hemberger, department of ...

Following is a transcript of the video. Narrator: What would you do for the power to fly? How about shedding your skin and dissolving your own muscles? Now, believe it or not, that gruesome process is ...

"How do caterpillars make cocoons?" asked a preschooler at the Libertyville Recreation Department Kinder Korner Preschool program. Moths and butterflies are similar in many ways, but their path to ...

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 ...