Prostrate false buttonweed vs Red-billed Duck

Spermacoce prostrata compared with Anas erythrorhyncha

Key Differences

• Prostrate false buttonweed is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Prostrate false buttonweed	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Gentianales (Gentianales)	Anseriformes (Anseriformes)
Family	Rubiaceae	Anatidae
Genus	Spermacoce	Anas
Species	Spermacoce prostrata	Anas erythrorhyncha

Conservation Status

Prostrate false buttonweed

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Prostrate false buttonweed	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Prostrate false buttonweed

Habitat

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

Range

Widely distributed across Asia (Japan, Timor-Leste), North America (Cuba, United States), and South America (Brazil, Colombia).

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.