green hydra vs Scarlet Macaw

Hydra viridissima compared with Ara macao

Key Differences

• green hydra is Not Evaluated while Scarlet Macaw is Least Concern.

Taxonomic Classification

Rank	green hydra	Scarlet Macaw
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Cnidaria (Cnidarians)	Chordata (Chordates)
Class	Hydrozoa (Hydrozoa)	Aves (Birds)
Order	Anthoathecata (Anthoathecata)	Psittaciformes (Parrots)
Family	Hydridae	Psittacidae (True Parrots)
Genus	Hydra	Ara (Macaws)
Species	Hydra viridissima	Ara macao

Evolutionary Relationship

green hydra and Scarlet Macaw share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

green hydra

NE — Not Evaluated

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

green hydra

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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 1 countries:

🇳🇴 Norway