Mottled Umber Moth vs Bella Moth

Side-by-side species comparison

Attribute Mottled Umber Moth Bella Moth
Scientific Name Erannis defoliaria Utetheisa ornatrix
Order Lepidoptera Lepidoptera
Family Geometridae Arctiidae
Size 35-45 mm wingspan (males) 33-46 mm wingspan
Habitat Orchards Beaches & Coastal
Diet Herbivores Herbivores
Regions Europe, Western Asia Southeastern United States, Central and South America
Conservation Least Concern Least Concern

Mottled Umber Moth

A variably patterned brown moth where males range from pale to almost black. Females are completely wingless and resemble small spiders.

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Did You Know?

Wingless females attract mates by releasing pheromones from the trunk of their host tree.

Bella Moth

A brightly colored moth with pink-orange forewings covered in white and black spots. It sequesters toxic pyrrolizidine alkaloids from its host plants for chemical defense.

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Did You Know?

Males transfer protective alkaloids to females during mating, which she then deposits onto her eggs to protect them.