Beryl-spangled Tanager vs Laysan Duck

Tangara nigroviridis compared with Anas laysanensis

Key Differences

Beryl-spangled Tanager is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Beryl-spangled Tanager	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Anseriformes (Anseriformes)
Family	Thraupidae	Anatidae
Genus	Tangara	Anas
Species	Tangara nigroviridis	Anas laysanensis

Evolutionary Relationship

Beryl-spangled Tanager and Laysan Duck share a common ancestor at the Class level: Aves. (Birds)

View Class: Aves

Conservation Status

Beryl-spangled Tanager

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Beryl-spangled Tanager	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beryl-spangled Tanager

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Beryl-spangled Tanager

Beryl-spangled Tanager (Tangara nigroviridis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

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.