A giant swallowtail butterfly is large and stunning. Learn what what the caterpillars and adult butterflies look like and ...

This unappetising outfit is a clever ploy to hide in plain sight, a trick used by multiple swallowtail butterflies. You'll have to look ... including the striking citrus swallowtail (Papilio demoleus) ...

House Bill 4308 of 2025 would create a new act that would make the black swallowtail butterfly (Papilio polyxenes) the official butterfly of this state. This act would take effect 90 days after ...