Allen s Swamp Monkey vs Willow Warbler

Allenopithecus nigroviridis compared with Phylloscopus trochilus

Key Differences

• Allen s Swamp Monkey is Least Concern while Willow Warbler is Vulnerable.

Taxonomic Classification

Rank	Allen s Swamp Monkey	Willow Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Cercopithecidae (Old World Monkeys)	Phylloscopidae
Genus	Allenopithecus	Phylloscopus
Species	Allenopithecus nigroviridis	Phylloscopus trochilus

Evolutionary Relationship

Allen s Swamp Monkey and Willow Warbler share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen s Swamp Monkey

LC — Least Concern

Willow Warbler

VU — Vulnerable

Physical Characteristics

Attribute	Allen s Swamp Monkey	Willow Warbler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen s Swamp Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Willow Warbler

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Allen s Swamp Monkey

The Allen s Swamp Monkey (Allenopithecus nigroviridis) is a species in the genus Allenopithecus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Willow Warbler

Willow Warbler (Phylloscopus trochilus) 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.