description Walnut sphinx moth Overview
The walnut sphinx moth, Amorpha juglandis, is a North American hawk moth in the family Sphingidae. Its caterpillars feed on walnut, butternut, and hickory trees, making those hardwoods central to the species' larval ecology. When disturbed, the caterpillar can produce an audible sound, an unusual defensive behavior that helps distinguish this moth from many other familiar sphinx moths.
help Walnut sphinx moth FAQ
What is the scientific name of the walnut sphinx moth?
The walnut sphinx moth is scientifically known as Amorpha juglandis. It is a North American hawk moth in the family Sphingidae.
Which trees do walnut sphinx moth caterpillars eat?
The caterpillars feed on walnut, butternut, and hickory trees. These hardwoods are central to the species' larval ecology.
Can a walnut sphinx moth caterpillar make a sound?
Yes. When disturbed, the caterpillar can produce an audible sound, an unusual defensive behavior among caterpillars. The species is Amorpha juglandis.
Where is the walnut sphinx moth found?
It is a North American species associated with host trees such as walnut, butternut, and hickory. The adult moth belongs to the hawk-moth family Sphingidae.
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