Discover fascinating caterpillar facts you should know. Eastern, western and Canadian tiger swallowtail butterflies look almost identical, but the latter two are smaller. Use geography to tell ...

A research team has identified a new species of tiger swallowtail butterfly living in eastern parts of North America. In ...

Zebra swallowtail caterpillars mainly feed on pawpaw trees. Spicebush swallowtails favor the spicebush and sassafras. Eastern ...