Beaded Rosette Lichen vs Scarlet Macaw

Physcia tribacia compared with Ara macao

Key Differences

Beaded Rosette Lichen is Not Evaluated while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	Beaded Rosette Lichen	Scarlet Macaw
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Caliciales (Caliciales)	Psittaciformes (Parrots)
Family	Physciaceae	Psittacidae (True Parrots)
Genus	Physcia	Ara (Macaws)
Species	Physcia tribacia	Ara macao

Conservation Status

Beaded Rosette Lichen

NE — Not Evaluated

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Beaded Rosette Lichen	Scarlet Macaw
Diet	—	Herbivore
Average Lifespan	—	50 years
Average Length	—	85 cm
Average Weight	—	1.0 kg

Habitat & Geographic Range

Beaded Rosette Lichen

Habitat

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

Range

Distributed across Colombia, Norway, Portugal, and United States.

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.

Beaded Rosette Lichen

The Beaded Rosette Lichen (Physcia tribacia) is a species in the genus Physcia. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

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.