owl's-eye vs Red-billed Duck

Mammillaria parkinsonii compared with Anas erythrorhyncha

Key Differences

• owl's-eye is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	owl's-eye	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	Cactaceae	Anatidae
Genus	Mammillaria	Anas
Species	Mammillaria parkinsonii	Anas erythrorhyncha

Conservation Status

owl's-eye

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	owl's-eye	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

owl's-eye

Habitat

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

Range

Distributed across Brazil and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.