Common Chiffchaff vs Radde's Warbler

Phylloscopus collybita compared with Phylloscopus schwarzi

Key Differences

• Common Chiffchaff is Least Concern while Radde's Warbler is Not Evaluated.

Taxonomic Classification

Rank	Common Chiffchaff	Radde's Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Passeriformes (Songbirds)	Passeriformes (Songbirds)
Family same	Phylloscopidae	Phylloscopidae
Genus same	Phylloscopus	Phylloscopus
Species	Phylloscopus collybita	Phylloscopus schwarzi

Evolutionary Relationship

Common Chiffchaff and Radde's Warbler share a common ancestor at the Genus level: Phylloscopus.

Conservation Status

Common Chiffchaff

LC — Least Concern

Radde's Warbler

NE — Not Evaluated

Physical Characteristics

Attribute	Common Chiffchaff	Radde's Warbler
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.

Radde's Warbler

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries).

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.

Radde's Warbler

Radde's Warbler (Phylloscopus schwarzi) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden