栗头绿雀 vs 乌脸雀

Arremon castaneiceps compared with Arremon crassirostris

Key Differences

• 栗头绿雀 is Near Threatened while 乌脸雀 is Least Concern.

Taxonomic Classification

Rank	栗头绿雀	乌脸雀
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Passeriformes (雀形目)	Passeriformes (雀形目)
Family same	Passerellidae	Passerellidae
Genus same	Arremon	Arremon
Species	Arremon castaneiceps	Arremon crassirostris

Evolutionary Relationship

栗头绿雀 and 乌脸雀 share a common ancestor at the Genus level: Arremon.

Conservation Status

栗头绿雀

NT — Near Threatened

乌脸雀

LC — Least Concern

Physical Characteristics

Attribute	栗头绿雀	乌脸雀
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

栗头绿雀

Habitat

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

Range

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

乌脸雀

Habitat

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

Range

Distributed across Colombia and Norway.

栗头绿雀

Olive Finch（Arremon castaneiceps，橄榄雀）在IUCN红色名录中被列为近危（NT）。接近受威胁标准，若无保育行动，种群可能变得脆弱。

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway