Huge-crested Toad vs Laysan Duck

Incilius macrocristatus compared with Anas laysanensis

Key Differences

• Huge-crested Toad is Near Threatened while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Huge-crested Toad	Laysan Duck
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Amphibia (양서류)	Aves (새)
Order	Anura (개구리목)	Anseriformes (기러기목)
Family	Bufonidae	Anatidae
Genus	Incilius	Anas
Species	Incilius macrocristatus	Anas laysanensis

Evolutionary Relationship

Huge-crested Toad and Laysan Duck share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Huge-crested Toad

NT — Near Threatened

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Huge-crested Toad	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Huge-crested Toad

Habitat

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

Range

Found in Mexico. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Laysan Duck

레이산 오리(Anas laysanensis)는 IUCN 적색목록에서 위급(CR) 등급으로 분류됩니다. 심각한 개체수 감소와 서식지 손실로 인해 야생에서 절멸할 위험이 매우 높은 종입니다.