Lesser Scaup vs Ontong Java Flying Fox

Aythya affinis compared with Pteropus howensis

Key Differences

• Lesser Scaup is Least Concern while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Lesser Scaup	Ontong Java Flying Fox
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Aves (chim)	Mammalia (lớp Thú)
Order	Anseriformes (bộ Ngỗng)	Chiroptera (bộ Dơi)
Family	Anatidae	Pteropodidae (Fruit Bats)
Genus	Aythya	Pteropus (Flying Foxes)
Species	Aythya affinis	Pteropus howensis

Evolutionary Relationship

Lesser Scaup and Ontong Java Flying Fox share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Lesser Scaup

LC — Least Concern

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Lesser Scaup	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Scaup

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Scaup

Lesser Scaup (Aythya affinis) 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.