Barred Green Colonel vs Laysan Duck

Odontomyia hydroleon compared with Anas laysanensis

Key Differences

Barred Green Colonel is Extinct while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Barred Green Colonel	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Diptera (Diptera)	Anseriformes (Anseriformes)
Family	Stratiomyidae	Anatidae
Genus	Odontomyia	Anas
Species	Odontomyia hydroleon	Anas laysanensis

Evolutionary Relationship

Barred Green Colonel and Laysan Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Barred Green Colonel

EX — Extinct

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Barred Green Colonel	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Barred Green Colonel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Barred Green Colonel

The Barred Green Colonel (Odontomyia hydroleon) is a species in the genus Odontomyia. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.