Pixie Foam vs Chevalier grivelé

Stereocaulon pileatum compared with Actitis macularius

Key Differences

• Pixie Foam is Critically Endangered while Chevalier grivelé is Least Concern.

Taxonomic Classification

Rank	Pixie Foam	Chevalier grivelé
Kingdom	Fungi (Fungi)	Animalia (animal)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (oiseau)
Order	Lecanorales (Lecanorales)	Charadriiformes (Charadriiformes)
Family	Stereocaulaceae	Scolopacidae
Genus	Stereocaulon	Actitis
Species	Stereocaulon pileatum	Actitis macularius

Conservation Status

Pixie Foam

CR — Critically Endangered

Chevalier grivelé

LC — Least Concern

Physical Characteristics

Attribute	Pixie Foam	Chevalier grivelé
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Chevalier grivelé

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Chevalier grivelé

Spotted Sandpiper (Actitis macularius) 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 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States