Common Buttercup vs Scarlet Macaw

Ranunculus acris compared with Ara macao

Taxonomic Classification

Rank	Common Buttercup	Scarlet Macaw
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Ranunculales (Ranunculales)	Psittaciformes (Parrots)
Family	Ranunculaceae	Psittacidae (True Parrots)
Genus	Ranunculus	Ara (Macaws)
Species	Ranunculus acris	Ara macao

Conservation Status

Common Buttercup

LC — Least Concern

Scarlet Macaw

LC — Least Concern

Population: ~50.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Common Buttercup

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Japan), Europe (10 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand).

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.

Common Buttercup

<em>Ranunculus acris</em>, commonly known as the common buttercup, is a widely distributed plant species found across Asia, Europe, North America, and Oceania. It typically thrives in diverse terrestrial habitats, often colonizing meadows, pastures, roadsides, and disturbed ground with moist, well-drained soils. The species is classified as Least Concern on the IUCN Red List, reflecting its broad range and generally stable populations. Common buttercup belongs to the genus <em>Ranunculus</em> within the family Ranunculaceae. It is a perennial herbaceous plant that typically produces distinctive bright yellow, glossy petals and is commonly associated with temperate grassland ecosystems. The species is known to contain toxic alkaloids, making it generally unpalatable to livestock when fresh, though it loses toxicity upon drying. Biological traits such as average lifespan, plant height, and mass of this species remain poorly documented in the scientific literature. Its cosmopolitan distribution across multiple continents underscores its ecological versatility and its ability to colonize a wide variety of 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.