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Larvae are solitary in later stages and rarely occur in numbers large enough to cause defoliation; however, an individual larva can strip several branches of their leaves during the ravenous fifth instar.
Typically, C. regalis is a midsummer moth, on wing from late June through August with larvae peaking August through October. There is a distinct bell curve to the emergence, with peak weeks coinciding with the first spell of the humid summer weather which may synchronize emergences.
The Meridarchis regalis, commonly known as the Regal Moth, is a fascinating member of the moth family that captures the interest of both casual observers and
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 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 larva at the onset is small with a yellow body. In the initial stages of their life, they are solitary feeders, eating primarily at night. During the day, they mostly remain curled up like a j-pattern, closely resembling a bird’s dropping.
13 sie 2021 · When the emperor moth caterpillar is young larvae, they are pale orange and black in color with small soft hairs, whereas when they are fully grown moth caterpillar, their color changes to green with black and red dark spots or markings all over their bodies.
Striped Anisota larvae (e.g., the green-striped mapleworm, A. rubicunda; the pink-striped oakworm, A. virginiensis; and the orange-striped oakworm, A. senatoria) may at times cause much damage to maple, oak, and box elder trees.
