Billed Toad vs Laysan Duck

Rhinella macrorhina compared with Anas laysanensis

Key Differences

• Billed Toad is Endangered while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Billed Toad	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Anura (Frogs & Toads)	Anseriformes (Anseriformes)
Family	Bufonidae	Anatidae
Genus	Rhinella	Anas
Species	Rhinella macrorhina	Anas laysanensis

Evolutionary Relationship

Billed Toad and Laysan Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Billed Toad

EN — Endangered

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Billed Toad	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Billed Toad

Habitat

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

Range

Found in Colombia. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Billed Toad

The Billed Toad (Rhinella macrorhina) is a species in the genus Rhinella. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

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.