Gray Flying Fox vs Lesser Scaup

Pteropus griseus compared with Aythya affinis

Key Differences

• Gray Flying Fox is Vulnerable while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	Gray Flying Fox	Lesser Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Anseriformes (Anseriformes)
Family	Pteropodidae (Fruit Bats)	Anatidae
Genus	Pteropus (Flying Foxes)	Aythya
Species	Pteropus griseus	Aythya affinis

Evolutionary Relationship

Gray Flying Fox and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray Flying Fox

VU — Vulnerable

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Gray Flying Fox	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

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.