This is the first little caterpillar that emerges from the egg of a Black Swallowtail Butterfly. It is only about 1 inch long and will go through a few more stages until it reaches its final size and appearance.

This is the first little caterpillar that emerges from the egg of a Black Swallowtail Butterfly. It is only about 1 inch long and will go through a few more stages until it reaches its final size and appearance.