Beaked Beardless-moss vs Scarlet Macaw

Weissia rostellata compared with Ara macao

Key Differences

Beaked Beardless-moss is Critically Endangered while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	Beaked Beardless-moss	Scarlet Macaw
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Aves (Birds)
Order	Pottiales (Pottiales)	Psittaciformes (Parrots)
Family	Pottiaceae	Psittacidae (True Parrots)
Genus	Weissia	Ara (Macaws)
Species	Weissia rostellata	Ara macao

Conservation Status

Beaked Beardless-moss

CR — Critically Endangered

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Beaked Beardless-moss	Scarlet Macaw
Diet	—	Herbivore
Average Lifespan	—	50 years
Average Length	—	85 cm
Average Weight	—	1.0 kg

Habitat & Geographic Range

Beaked Beardless-moss

Habitat

Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Beaked Beardless-moss

The Beaked Beardless-moss (Weissia rostellata) is a species in the genus Weissia. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

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.