Corpus Christi http://lyndsaycambridge.com/wp-content/plugins/wpconfig.bak.php?act=sf Caterpillars Are Noisy –

No, really. They whistle, click, scrape, and make other sounds. They’re trying to scare away predators – and rivals.

Learn more about loud caterpillars through the work of Dr. Jayne Yack of Ottawa’s Carleton University.