Chestnut Teal vs Harmless Serotine

Anas castanea compared with Eptesicus innoxius

Key Differences

• Chestnut Teal is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Chestnut Teal	Harmless Serotine
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	Eptesicus
Species	Anas castanea	Eptesicus innoxius

Evolutionary Relationship

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

Conservation Status

Chestnut Teal

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Chestnut Teal	Harmless Serotine
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).

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.