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Citheronia regalis, the regal moth or royal walnut moth, is a North American moth in the family Saturniidae. The caterpillars are called hickory horned devils. The adult (imago) has a wingspan of 3.75–6.1 in (9.5–15.5 cm). The species was first described by Johan Christian Fabricius in 1793.
The regal or royal walnut moth, Citheronia regalis (Fabricius), is one of our largest and most spectacular moths. Like most other moths, it is nocturnal but is sometimes observed at lights.
Citheronia regalis, the regal moth or royal walnut moth, is a North American moth in the family Saturniidae. The caterpillars are called hickory horned devils. The adult (imago) has a wingspan of 3.75–6.1 in (9.5–15.5 cm). The species was first described by Johan Christian Fabricius in 1793.
The regal moth (Citheronia regalis), also called the royal walnut moth, is a North American moth in the family Saturniidae. The caterpillars are called hickory horned devils. The adult (imago) has a wingspan of 3.75-6.1 in (9.5-15.5 cm).
26 paź 2024 · Although it has a ferocious appearance, the hickory horned devil is harmless. This worm starts as a tiny caterpillar after hatching from one of hundreds of eggs laid by a regal moth. Over a matter of weeks, it grows and molts until it reaches its amazing mature size (almost 6 inches!).
Since the larva mainly thrives on walnut leaves, they are known as the royal walnut moth. The unique coloration and horned appearance of the larva in their last instar stage earns them the name hickory horned devil.
The ferocious-looking but harmless hickory horned devil caterpillar (larva of the royal walnut moth, Citheronia regalis) has a black-spined, green body and black-tipped red spines behind its head. It eats principally walnut, hickory, and persimmon leaves.
