Laysan Duck vs Oak aphid

Anas laysanensis compared with Myzocallis castanicola

Key Differences

• Laysan Duck is Critically Endangered while Oak aphid is Not Evaluated.

Taxonomic Classification

Rank	Laysan Duck	Oak aphid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Hemiptera (Hemiptera)
Family	Anatidae	Aphididae
Genus	Anas	Myzocallis
Species	Anas laysanensis	Myzocallis castanicola

Evolutionary Relationship

Laysan Duck and Oak aphid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Laysan Duck

CR — Critically Endangered

Oak aphid

NE — Not Evaluated

Physical Characteristics

Attribute	Laysan Duck	Oak aphid
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Laysan Duck

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.

Oak aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway