Common Chiffchaff vs Niceforo Maria’s Oldfield Mouse

Phylloscopus collybita compared with Thomasomys nicefori

Taxonomic Classification

Rank	Common Chiffchaff	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Rodentia (Rodents)
Family	Phylloscopidae	Cricetidae
Genus	Phylloscopus	Thomasomys
Species	Phylloscopus collybita	Thomasomys nicefori

Evolutionary Relationship

Common Chiffchaff and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Chiffchaff

LC — Least Concern

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Common Chiffchaff	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Chiffchaff

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Common Chiffchaff

Common Chiffchaff (Phylloscopus collybita) 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.