North America

The commonest hairy caterpillar being sighted from many American States at the moment seems to be the caterpillar of the American Dagger Moth, Acronicta Americana. These wonderfully hairy caterpillars may look cuddly enough but their hairs have been known to … Read More

When this emailed photo arrived I assumed it was of a species of Tiger Swallowtail butterfly caterpillar from either Canada or the USA. The very similar Canadian Tiger Swallowtail, Eastern Tiger Swallowtail and Western Swallowtail are common butterflies in North … Read More