Indehiscent Pigweed vs Red-billed Duck

Amaranthus standleyanus compared with Anas erythrorhyncha

Key Differences

• Indehiscent Pigweed is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Indehiscent Pigweed	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Caryophyllales (Caryophyllales)	Anseriformes (Anseriformes)
Family	Amaranthaceae	Anatidae
Genus	Amaranthus	Anas
Species	Amaranthus standleyanus	Anas erythrorhyncha

Conservation Status

Indehiscent Pigweed

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Indehiscent Pigweed	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indehiscent Pigweed

Habitat

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

Range

Widely distributed across Africa (Morocco, South Africa), Asia (China), and Europe (14 countries).

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.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇫🇷 France 🇩🇪 Germany 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom