尖尾鴨〔針尾鴨〕 vs Ontong Java Flying Fox

Anas acuta compared with Pteropus howensis

Key Differences

• 尖尾鴨〔針尾鴨〕 is Vulnerable while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	尖尾鴨〔針尾鴨〕	Ontong Java Flying Fox
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Anseriformes (雁形目)	Chiroptera (翼手目)
Family	Anatidae	Pteropodidae (Fruit Bats)
Genus	Anas	Pteropus (Flying Foxes)
Species	Anas acuta	Pteropus howensis

Evolutionary Relationship

尖尾鴨〔針尾鴨〕 and Ontong Java Flying Fox share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

尖尾鴨〔針尾鴨〕

VU — Vulnerable

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	尖尾鴨〔針尾鴨〕	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

尖尾鴨〔針尾鴨〕

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

尖尾鴨〔針尾鴨〕

Northern Pintail（Anas acuta，针尾鸭）在IUCN红色名录中被列为易危（VU）。在野外面临高度灭绝风险，种群持续下降，栖息地压力日益增大。