LaVal's Disk-winged Bat vs Lesser Scaup

Thyroptera lavali compared with Aythya affinis

Key Differences

• LaVal's Disk-winged Bat is Data Deficient while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	LaVal's Disk-winged 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	Thyropteridae	Anatidae
Genus	Thyroptera	Aythya
Species	Thyroptera lavali	Aythya affinis

Evolutionary Relationship

LaVal's Disk-winged Bat and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

LaVal's Disk-winged Bat

DD — Data Deficient

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	LaVal's Disk-winged Bat	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

LaVal's Disk-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela