Audubon's Oriole vs Lesser Noctule

Icterus graduacauda compared with Nyctalus leisleri

Key Differences

• Audubon's Oriole is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Audubon's Oriole	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Chiroptera (Bats)
Family	Icteridae	Vespertilionidae
Genus	Icterus	Nyctalus
Species	Icterus graduacauda	Nyctalus leisleri

Evolutionary Relationship

Audubon's Oriole and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Audubon's Oriole

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Audubon's Oriole	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Audubon's Oriole

Habitat

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

Range

Found in Norway.

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.

Audubon's Oriole

The Audubon's Oriole (Icterus graduacauda) is a species in the genus Icterus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.