Dossier
Forest tent caterpillars
Coverage of Forest tent caterpillars in the Nexus archive.
- Forest tent caterpillars feast in Calgary as outbreak spikes population across Alberta
Forest tent caterpillar populations are surging in Calgary and across Alberta this spring, with municipalities and experts warning Albertans about the outbreak. These caterpillars, which appear during cyclical outbreaks, are commonly observed on trees throughout North America.