Alder Rollrim vs Scarlet Macaw

Paxillus rubicundulus compared with Ara macao

Key Differences

• Alder Rollrim is Not Evaluated while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	Alder Rollrim	Scarlet Macaw
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Aves (Birds)
Order	Boletales (Boletales)	Psittaciformes (Parrots)
Family	Paxillaceae	Psittacidae (True Parrots)
Genus	Paxillus	Ara (Macaws)
Species	Paxillus rubicundulus	Ara macao

Conservation Status

Alder Rollrim

NE — Not Evaluated

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Alder Rollrim	Scarlet Macaw
Diet	—	Herbivore
Average Lifespan	—	50 years
Average Length	—	85 cm
Average Weight	—	1.0 kg

Habitat & Geographic Range

Alder Rollrim

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Norway and Sweden.

Scarlet Macaw

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found across Europe (5 countries) and South America (Colombia, Ecuador, Venezuela). Population trends indicate a declining trajectory in parts of its range.

Alder Rollrim

The Alder Rollrim (Paxillus rubicundulus) is a species in the genus Paxillus. Typically found in forest floors, decomposing wood, and soil ecosystems.

Scarlet Macaw

One of the most brilliantly colored birds in the Americas, scarlet macaws display vivid red, yellow, and blue plumage with wingspans reaching 1 meter. Found in humid lowland forests from Mexico to Bolivia, they are highly intelligent, long-lived — up to 75 years — and form lifelong pair bonds. They travel long distances to clay licks where they consume mineral-rich soil to detoxify seeds. Listed as Least Concern but locally threatened by habitat loss and the pet trade.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway