Black swallowtail butterflies are pollinators, often seen in fields, farmlands and urban areas. The female butterfly lays eggs on specific plants, like dill, which serve as food for the hatching ...

The black swallowtail is the State Butterfly of Oklahoma. It’s a beautiful butterfly with a striking caterpillar. It is found throughout the state and is common in our flower and ...

Both the tiger swallowtail and the yellow-necked caterpillars are doing what comes naturally, feeding on the leaves of the trees and shrubs in my hedgerow. Both of these species provide food for ...

In August, my wife, Kathy, found another caterpillar — aka larva — feeding on parsley, the host or food plant for a black swallowtail larva.