knowing you’re supporting local butterfly populations. A tiger swallowtail flying against the blue sky is a lovely sight.

Learn how to attract a giant swallowtail butterfly. These butterflies are not ... Female Eastern swallowtails tend to have more blue on the hindwings than the males. A dark form looks similar ...

Just as monarchs famously prefer milkweed for food and egg-laying, swallowtail butterflies also have a preferred food as caterpillars. They prefer the leaves of members of the carrot family. But, if ...

A research team has identified a new species of tiger swallowtail butterfly living in eastern parts of North America. In their study, published in the journal ZooKeys, Julian Dupuis, B.