Bismarck Thicketbird vs Scarlet Macaw

Megalurulus grosvenori compared with Ara macao

Key Differences

• Bismarck Thicketbird is Vulnerable while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	Bismarck Thicketbird	Scarlet Macaw
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Psittaciformes (Parrots)
Family	Locustellidae	Psittacidae (True Parrots)
Genus	Megalurulus	Ara (Macaws)
Species	Megalurulus grosvenori	Ara macao

Evolutionary Relationship

Bismarck Thicketbird and Scarlet Macaw share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Bismarck Thicketbird

VU — Vulnerable

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Bismarck Thicketbird

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable 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.

Bismarck Thicketbird

The Bismarck Thicketbird (Megalurulus grosvenori) is a species in the genus Megalurulus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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