The larval stage of the butterfly life cycle is quite exciting. Start a discussion about the specially designed body parts unique to caterpillars. After examining images of caterpillars, learners use plastic soda bottles, string, and...

Do you eat more when you are hot or when you are cold? Young scientists observe the eating pace of two caterpillars at different temperatures. The differences in endotherm and ecotherm animals' ability to adjust to temperature change...

Caterpillars have an amazing, yet tough job to perform in their short lives — eat much, avoid predators, and try not to let all those comments about being the unattractive stage of the life cycle get to them. How do they handle it all?...