Redshouldered ham beetle vs Scarlet Macaw

Necrobia ruficollis compared with Ara macao

Key Differences

• Redshouldered ham beetle is Endangered while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	Redshouldered ham beetle	Scarlet Macaw
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Psittaciformes (Parrots)
Family	Cleridae	Psittacidae (True Parrots)
Genus	Necrobia	Ara (Macaws)
Species	Necrobia ruficollis	Ara macao

Evolutionary Relationship

Redshouldered ham beetle and Scarlet Macaw share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Redshouldered ham beetle

EN — Endangered

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Redshouldered ham beetle	Scarlet Macaw
Diet	—	Herbivore
Average Lifespan	—	50 years
Average Length	—	85 cm
Average Weight	—	1.0 kg

Habitat & Geographic Range

Redshouldered ham beetle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 8 distinct biome types spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (China, Japan, Taiwan), Europe (12 countries), and North America (Canada, United States). Currently classified as 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.

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