Southern Flannel Moth vs Hen Flea

Side-by-side species comparison

Attribute Southern Flannel Moth Hen Flea
Scientific Name Megalopyge opercularis Ceratophyllus gallinae
Order Lepidoptera Siphonaptera
Family Megalopygidae Ceratophyllidae
Size 25-36 mm wingspan 2-3 mm
Habitat Woodlands Woodlands
Diet Omnivores Blood Feeders
Regions Southeastern United States, Central America Europe, Asia, North America
Conservation Least Concern Least Concern

Southern Flannel Moth

A fluffy moth covered in cream to orange-brown fur-like scales. Its larva, called the puss caterpillar, is covered in soft-looking hair that conceals venomous spines.

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Did You Know?

The puss caterpillar is considered the most venomous caterpillar in North America, with stings requiring medical attention.

Hen Flea

A common flea of wild birds and domestic poultry, often found in nest material. Heavy infestations can cause anemia and reduced egg production in chickens.

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Did You Know?

Hen fleas spend most of their lives in the nest rather than on the bird, making nest sanitation the most effective control method.