Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog vs レイサンマガモ

Fejervarya cancrivora compared with Anas laysanensis

Key Differences

• Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog is Least Concern while レイサンマガモ is Critically Endangered.

Taxonomic Classification

Rank	Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog	レイサンマガモ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Amphibia (両生類)	Aves (鳥類)
Order	Anura (カエル)	Anseriformes (カモ目)
Family	Dicroglossidae	Anatidae
Genus	Fejervarya	Anas
Species	Fejervarya cancrivora	Anas laysanensis

Evolutionary Relationship

Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog and レイサンマガモ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog

LC — Least Concern

レイサンマガモ

CR — Critically Endangered

Physical Characteristics

Attribute	Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog	レイサンマガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crab-eating Frog/Mangrove Frog/Rice Field Frog/Asian Brackish Frog

Habitat

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

Range

Found in Taiwan.

レイサンマガモ

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.

レイサンマガモ

レイサンガモ（Anas laysanensis）はIUCNレッドリストで絶滅寸前（CR）に分類されています。深刻な個体数減少と生息地の喪失により、野生での絶滅リスクが極めて高い種です。