Chimney Swift vs Great Blue/Cocoi Heron

Chaetura pelagica compared with Ardea herodias

Key Differences

Chimney Swift is Near Threatened while Great Blue/Cocoi Heron is Least Concern.

Taxonomic Classification

Rank	Chimney Swift	Great Blue/Cocoi Heron
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Pelecaniformes (Pelecaniformes)
Family	Apodidae	Ardeidae
Genus	Chaetura	Ardea
Species	Chaetura pelagica	Ardea herodias

Evolutionary Relationship

Chimney Swift and Great Blue/Cocoi Heron share a common ancestor at the Class level: Aves. (Birds)

View Class: Aves

Conservation Status

Chimney Swift

NT — Near Threatened

Great Blue/Cocoi Heron

LC — Least Concern

Physical Characteristics

Attribute	Chimney Swift	Great Blue/Cocoi Heron
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chimney Swift

Habitat

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

Range

Widely distributed across Europe (Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Great Blue/Cocoi Heron

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Chimney Swift

Chimney Swift (Chaetura pelagica) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Great Blue/Cocoi Heron

Great Blue/Cocoi Heron (Ardea herodias) 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.