Alexander's Swift vs Pixie Foam

Apus alexandri compared with Stereocaulon pileatum

Key Differences

Alexander's Swift is Least Concern while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Alexander's Swift	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Apodiformes (Apodiformes)	Lecanorales (Lecanorales)
Family	Apodidae	Stereocaulaceae
Genus	Apus	Stereocaulon
Species	Apus alexandri	Stereocaulon pileatum

Conservation Status

Alexander's Swift

LC — Least Concern

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Alexander's Swift	Pixie Foam
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.

Pixie Foam

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically 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.