Carrizal Seedeater vs Chestnut-collared Swift

Amaurospiza carrizalensis compared with Streptoprocne rutila

Key Differences

• Carrizal Seedeater is Critically Endangered while Chestnut-collared Swift is Least Concern.

Taxonomic Classification

Rank	Carrizal Seedeater	Chestnut-collared Swift
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Apodiformes (Apodiformes)
Family	Cardinalidae	Apodidae
Genus	Amaurospiza	Streptoprocne
Species	Amaurospiza carrizalensis	Streptoprocne rutila

Evolutionary Relationship

Carrizal Seedeater and Chestnut-collared Swift share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Carrizal Seedeater

CR — Critically Endangered

Chestnut-collared Swift

LC — Least Concern

Physical Characteristics

Attribute	Carrizal Seedeater	Chestnut-collared Swift
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Carrizal Seedeater

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Chestnut-collared Swift

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Carrizal Seedeater

The Carrizal Seedeater (Amaurospiza carrizalensis) is a species in the genus Amaurospiza. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Ne

Chestnut-collared Swift

Chestnut-collared Swift (Streptoprocne rutila) 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 2 countries:

🇳🇴 Norway 🇻🇪 Venezuela