scientifically known as Papilio demoleus, can cause some serious damage to citrus trees in North America. Although its black and yellow wings may be eye-catching, the larvae are the real threat ...

Yes! The caterpillar most frequently found on parsley, dill, fennel, and related plants are the larval forms of the black swallowtail (Papilio polyxenes) butterfly. This species, sometimes known ...

Christian Schmidt, Charles J. DeRoller and Xi Wang captured and compared samples of Papilio glaucus and Papilio canadensis hybrids and compared them with both species, finding evidence that the ...