コアホウドリ vs ガラパゴスアホウドリ

Phoebastria immutabilis compared with Phoebastria irrorata

Key Differences

• コアホウドリ is Near Threatened while ガラパゴスアホウドリ is Critically Endangered.

Taxonomic Classification

Rank	コアホウドリ	ガラパゴスアホウドリ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order same	Procellariiformes (ミズナギドリ目)	Procellariiformes (ミズナギドリ目)
Family same	Diomedeidae	Diomedeidae
Genus same	Phoebastria	Phoebastria
Species	Phoebastria immutabilis	Phoebastria irrorata

Evolutionary Relationship

コアホウドリ and ガラパゴスアホウドリ share a common ancestor at the Genus level: Phoebastria.

Conservation Status

コアホウドリ

NT — Near Threatened

ガラパゴスアホウドリ

CR — Critically Endangered

Physical Characteristics

Attribute	コアホウドリ	ガラパゴスアホウドリ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

コアホウドリ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

ガラパゴスアホウドリ

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia, Ecuador, and Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway