![TNC in Illinois on Twitter: "Whoa! Today in the #SaturdaySouthernILSpotlight, check out this hickory horned devil caterpillar. It has multiple stages of life before it evolves into a regal moth. Thanks to TNC in Illinois on Twitter: "Whoa! Today in the #SaturdaySouthernILSpotlight, check out this hickory horned devil caterpillar. It has multiple stages of life before it evolves into a regal moth. Thanks to](https://pbs.twimg.com/media/EiSOaO7XkAIoW3X.jpg)
TNC in Illinois on Twitter: "Whoa! Today in the #SaturdaySouthernILSpotlight, check out this hickory horned devil caterpillar. It has multiple stages of life before it evolves into a regal moth. Thanks to
![Giant Caterpillars! Hickory Horned Devils - Regal Moth - Citheronia regalis (Saturniidae) VERY Big - YouTube Giant Caterpillars! Hickory Horned Devils - Regal Moth - Citheronia regalis (Saturniidae) VERY Big - YouTube](https://i.ytimg.com/vi/Cvbh34PXJ8c/maxresdefault.jpg)
Giant Caterpillars! Hickory Horned Devils - Regal Moth - Citheronia regalis (Saturniidae) VERY Big - YouTube
![Citheronia regalis - Regal Moth - caterpillar - fudge brown form - Citheronia regalis | Moth caterpillar, Regal moth, African animals Citheronia regalis - Regal Moth - caterpillar - fudge brown form - Citheronia regalis | Moth caterpillar, Regal moth, African animals](https://i.pinimg.com/736x/99/8c/86/998c864f47efffb71c1e0503487bb22a--fudge-form.jpg)
Citheronia regalis - Regal Moth - caterpillar - fudge brown form - Citheronia regalis | Moth caterpillar, Regal moth, African animals
EENY-052/IN209: Hickory Horned Devil (Larva), Regal Moth or Royal Walnut Moth (Adult), Citheronia regalis (Fabricius) (Insecta: Lepidoptera: Saturniidae: Ceratocampinae)
![Hickory horned devil caterpillar, larva of regal or royal walnut moth (Citheronia regalis Stock Photo - Alamy Hickory horned devil caterpillar, larva of regal or royal walnut moth (Citheronia regalis Stock Photo - Alamy](https://c8.alamy.com/comp/RWMBAY/hickory-horned-devil-caterpillar-larva-of-regal-or-royal-walnut-moth-citheronia-regalis-RWMBAY.jpg)
Hickory horned devil caterpillar, larva of regal or royal walnut moth (Citheronia regalis Stock Photo - Alamy
![The Giant Horned Caterpillar of the Royal Walnut Moth, Regal Moth or Hickory Horned Devil, Citheronia Regalis on a Leaf. Stock Photo - Image of lepidoptera, fauna: 205374776 The Giant Horned Caterpillar of the Royal Walnut Moth, Regal Moth or Hickory Horned Devil, Citheronia Regalis on a Leaf. Stock Photo - Image of lepidoptera, fauna: 205374776](https://thumbs.dreamstime.com/z/giant-horned-caterpillar-royal-walnut-moth-regal-hickory-devil-citheronia-regalis-leaf-world-s-largest-205374776.jpg)