Graceful Laucha vs pato-de-laysan

Calomys lepidus compared with Anas laysanensis

Key Differences

• Graceful Laucha is Least Concern while pato-de-laysan is Critically Endangered.

Taxonomic Classification

Rank	Graceful Laucha	pato-de-laysan
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (ave)
Order	Rodentia (Roedores)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Calomys	Anas
Species	Calomys lepidus	Anas laysanensis

Evolutionary Relationship

Graceful Laucha and pato-de-laysan share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Graceful Laucha

LC — Least Concern

pato-de-laysan

CR — Critically Endangered

Physical Characteristics

Attribute	Graceful Laucha	pato-de-laysan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Graceful Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

pato-de-laysan

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.

pato-de-laysan

O Pato-de-Laysan (Anas laysanensis) está classificado como Criticamente Ameaçado (CR) na Lista Vermelha da IUCN. Enfrenta um risco extremamente alto de extinção na natureza devido ao grave declínio populacional e à perda de habitat.