Pigeon Flea vs Ilex Hairstreak

Side-by-side species comparison

Attribute Pigeon Flea Ilex Hairstreak
Scientific Name Ceratophyllus columbae Satyrium ilicis
Order Siphonaptera Lepidoptera
Family Ceratophyllidae Lycaenidae
Size 2-3 mm 30-36 mm wingspan
Habitat Woodlands Woodlands
Diet Blood Feeders Herbivores
Regions Europe, North America Southern and central Europe, western Asia
Conservation Least Concern Least Concern

Pigeon Flea

A flea found in pigeon nests and dovecotes that can bite humans in infested buildings. It thrives in the accumulated droppings and debris of pigeon roosts.

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Did You Know?

Urban pest controllers frequently encounter it when clearing pigeon infestations from building interiors.

Ilex Hairstreak

A small dark brown butterfly with an orange band on the underside of its hindwings and a tiny tail projection. It is strongly associated with young oak growth and coppiced woodland.

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Did You Know?

Despite its name suggesting holly (ilex), it feeds exclusively on oak and was misidentified when first described.