Thick-billed Siskin vs Yellow-bellied Siskin

Spinus crassirostris compared with Spinus xanthogastrus

Taxonomic Classification

Rank	Thick-billed Siskin	Yellow-bellied Siskin
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Passeriformes (นกเกาะคอน)	Passeriformes (นกเกาะคอน)
Family same	Fringillidae	Fringillidae
Genus same	Spinus	Spinus
Species	Spinus crassirostris	Spinus xanthogastrus

Evolutionary Relationship

Thick-billed Siskin and Yellow-bellied Siskin share a common ancestor at the Genus level: Spinus.

Conservation Status

Thick-billed Siskin

LC — Least Concern

Yellow-bellied Siskin

LC — Least Concern

Physical Characteristics

Attribute	Thick-billed Siskin	Yellow-bellied Siskin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Thick-billed Siskin

Habitat

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

Range

Found in Norway.

Yellow-bellied Siskin

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-bellied Siskin

Yellow-bellied Siskin (Spinus xanthogastrus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway