Scarlet Macaw vs Willow Mildew

Ara macao compared with Erysiphe adunca

Key Differences

• Scarlet Macaw is Least Concern while Willow Mildew is Not Evaluated.

Taxonomic Classification

Rank	Scarlet Macaw	Willow Mildew
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Leotiomycetes (Leotiomycetes)
Order	Psittaciformes (Parrots)	Helotiales (Helotiales)
Family	Psittacidae (True Parrots)	Erysiphaceae
Genus	Ara (Macaws)	Erysiphe
Species	Ara macao	Erysiphe adunca

Conservation Status

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Willow Mildew

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

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.

Willow Mildew

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway