Bird flea vs pato-de-laysan

Ceratophyllus zhovtyi compared with Anas laysanensis

Key Differences

• Bird flea is Least Concern while pato-de-laysan is Critically Endangered.

Taxonomic Classification

Rank	Bird flea	pato-de-laysan
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópode)	Chordata (cordados)
Class	Insecta (inseto)	Aves (ave)
Order	Siphonaptera (Pulga)	Anseriformes (Anseriformes)
Family	Ceratophyllidae	Anatidae
Genus	Ceratophyllus	Anas
Species	Ceratophyllus zhovtyi	Anas laysanensis

Evolutionary Relationship

Bird flea and pato-de-laysan share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bird flea

LC — Least Concern

pato-de-laysan

CR — Critically Endangered

Physical Characteristics

Attribute	Bird flea	pato-de-laysan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bird flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

pato-de-laysan

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bird flea

The Bird flea (Ceratophyllus zhovtyi) is a species in the genus Ceratophyllus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

pato-de-laysan

O Pato-de-Laysan (Anas laysanensis) está classificado como Criticamente Ameaçado (CR) na Lista Vermelha da IUCN. Enfrenta um risco extremamente alto de extinção na natureza devido ao grave declínio populacional e à perda de habitat.