Chatham shag vs Noctule

Leucocarbo onslowi compared with Nyctalus noctula

Key Differences

• Chatham shag is Critically Endangered while Noctule is Vulnerable.

Taxonomic Classification

Rank	Chatham shag	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Suliformes (Suliformes)	Chiroptera (Bats)
Family	Phalacrocoracidae	Vespertilionidae
Genus	Leucocarbo	Nyctalus
Species	Leucocarbo onslowi	Nyctalus noctula

Evolutionary Relationship

Chatham shag and Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chatham shag

CR — Critically Endangered

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Chatham shag	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chatham shag

Habitat

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

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Chatham shag

The Chatham shag (Leucocarbo onslowi) is a species in the genus Leucocarbo. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.