Alexander's Swift vs Black Stubble Lichen

Apus alexandri compared with Calicium abietinum

Key Differences

Alexander's Swift is Least Concern while Black Stubble Lichen is Endangered.

Taxonomic Classification

Rank	Alexander's Swift	Black Stubble Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Apodiformes (Apodiformes)	Caliciales (Caliciales)
Family	Apodidae	Caliciaceae
Genus	Apus	Calicium
Species	Apus alexandri	Calicium abietinum

Conservation Status

Alexander's Swift

LC — Least Concern

Black Stubble Lichen

EN — Endangered

Physical Characteristics

Attribute	Alexander's Swift	Black Stubble Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alexander's Swift

Habitat

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

Range

Found in Norway.

Black Stubble Lichen

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alexander's Swift

The Alexander's Swift (Apus alexandri) is a species in the genus Apus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Black Stubble Lichen

The Black Stubble Lichen (Calicium abietinum) is a species in the genus Calicium. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region, found across Colombia, Denmark, Norway, Portugal, Sweden, and more.