Black swallowtail adults are sexually dimorphic, meaning that they have different color patterns--their ventral wing surfaces and their bodies are the same but their dorsal patterns differ. Thorax and ...

Six species of swallowtail butterflies occur locally, and they combine yellow, black, orange, blue and red in several diverse patterns that invariably catch the eye.

Black swallowtail larvae are often known as “parsley caterpillars” since that’s one of their most common host plants. They also host on dill, fennel, Queen Anne’s lace, and common rue.

That same day a black swallowtail adult butterfly was fluttering around the garden. She circled the bronze fennel, periodically pausing at the edges then darting away.

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 ...

And as I hoped, I spotted a large Black Swallowtail caterpillar. I touched it gently, just enough to make the osmeterium, an orange-colored forked gland on the head to extend and release a strong ...

Third of five parts. Read part two here. Swallowtail caterpillars are a lot like other caterpillars. They eat leaves, grow and metamorphose into a butterfly or moth, but they have a few odd adaptat… ...

That same day a black swallowtail adult butterfly was fluttering around the garden. She circled the bronze fennel, periodically pausing at the edges then darting away.

Baby black swallowtail butterflies are beautiful and common. Sue Pike [email protected]. We have a large patch of bronze fennel growing out back — this is unfortunate because it can ...

The Oklahoma State Butterfly is the black swallowtail. It is also the state butterfly of New Jersey. The larval stage, or caterpillar, has distinctive bands of green marked with black and yellow ...