Bitter Tooth vs Blue-and-yellow Macaw

Hydnellum scabrosum compared with Ara ararauna

Key Differences

• Bitter Tooth is Near Threatened while Blue-and-yellow Macaw is Least Concern.

Taxonomic Classification

Rank	Bitter Tooth	Blue-and-yellow Macaw
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Aves (Birds)
Order	Thelephorales (Thelephorales)	Psittaciformes (Parrots)
Family	Bankeraceae	Psittacidae (True Parrots)
Genus	Hydnellum	Ara (Macaws)
Species	Hydnellum scabrosum	Ara ararauna

Conservation Status

Bitter Tooth

NT — Near Threatened

Blue-and-yellow Macaw

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tooth	Blue-and-yellow Macaw
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tooth

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blue-and-yellow Macaw

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Bitter Tooth

The Bitter Tooth (Hydnellum scabrosum) is a species in the genus Hydnellum. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Blue-and-yellow Macaw

One of the most striking and widely kept macaw species, blue-and-yellow macaws display brilliant cobalt blue upper parts contrasting with vivid yellow underparts and green forehead. They inhabit forest, woodland, and savanna from eastern Panama through Venezuela, Brazil, and Bolivia to Peru and Ecuador. Highly intelligent, they live in pairs or small flocks, feeding on palm nuts, seeds, and fruit. Popular in aviculture for over 400 years, they can live 80+ years in captivity.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway