Chestnut Teal vs Lesser Noctule

Anas castanea compared with Nyctalus leisleri

Key Differences

• Chestnut Teal is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Chestnut Teal	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Chiroptera (Bats)
Family	Anatidae	Vespertilionidae
Genus	Anas	Nyctalus
Species	Anas castanea	Nyctalus leisleri

Evolutionary Relationship

Chestnut Teal and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut Teal

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Chestnut Teal	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Teal

Habitat

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

Range

Found across Europe (8 countries).

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Luxembourg, Sweden, and Ukraine. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut Teal

Chestnut Teal (Anas castanea) 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 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden