Laysanstockente vs Rough-backed Frog

Anas laysanensis compared with Limnonectes asperatus

Key Differences

• Laysanstockente is Critically Endangered while Rough-backed Frog is Least Concern.

Taxonomic Classification

Rank	Laysanstockente	Rough-backed Frog
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Aves (Vögel)	Amphibia (Amphibien)
Order	Anseriformes (Gänsevögel)	Anura (Froschlurche)
Family	Anatidae	Dicroglossidae
Genus	Anas	Limnonectes
Species	Anas laysanensis	Limnonectes asperatus

Evolutionary Relationship

Laysanstockente and Rough-backed Frog share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Laysanstockente

CR — Critically Endangered

Rough-backed Frog

LC — Least Concern

Physical Characteristics

Attribute	Laysanstockente	Rough-backed Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Laysanstockente

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.

Rough-backed Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Laysanstockente

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.