Season 8

These Silk-Swinging Caterpillars Will Ruin Your Picnic
California oak moth caterpillars eat all the leaves on an oak. Will the tree survive?
These Silk-Swinging Caterpillars Will Ruin Your Picnic
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These Silk-Swinging Caterpillars Will Ruin Your Picnic
California oak moth caterpillars eat all the leaves on an oak. Will the tree survive?
Support for PBS.org provided by: