Large-eared Pied Bat vs Lesser Scaup

Chalinolobus dwyeri compared with Aythya affinis

Key Differences

• Large-eared Pied Bat is Vulnerable while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	Large-eared Pied Bat	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	Vespertilionidae	Anatidae
Genus	Chalinolobus	Aythya
Species	Chalinolobus dwyeri	Aythya affinis

Evolutionary Relationship

Large-eared Pied Bat and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large-eared Pied Bat

VU — Vulnerable

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Large-eared Pied Bat	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large-eared Pied Bat

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.