Hen Flea vs Southern Flannel Moth

Side-by-side species comparison

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

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.

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.