This is a newly hatched baby eastern black swallowtail (Papilio polyxenes). It’s only about 6mm long, practically invisible on this plant. By the time it’s ready to become a butterfly, it will have molted four or more times, and will be about four inches long (see photo below)! The white spot on its back is…
Tag: eastern black swallowtail
Eastern Black Swallowtail Caterpillar
I got all excited, thinking this was a monarch butterfly, but no, it’s a (still gorgeous) impostor — the caterpillar of the eastern black swallowtail butterfly (Papilio polyxenes). The monarch caterpillar has long “antennae” or tendrils on both ends; the swallowtail lacks these appendages. The eastern swallowtail is known by a variety of other names,…