Caterpillar Chemical Defenses

Over time, animals have developed complex and effective defense mechanisms to ensure their survival in the midst of more powerful predators. Laurie speaks to researcher Scott Smedley and his research assistant Sarah Arnold to see one such evolution, found in the falcate orangetip butterfly caterpillar.

Field Notes Archive

Field Notes with Laurie Sanders aired from 1999 through 2009. It focused on the natural history of New England- from special habitats to the life cycles of individual plants and animals to profiles of people involved with safeguarding our environment. If you have a question about Field Notes please email:

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