Western Olivaceous Warbler

(Iduna opaca)
Western Olivaceous Warbler
South Marocco

Other Reed-Warblers and Allies

Sedge Warbler

Acrocephalus schoenobaenus

Eurasian Reed-Warbler

Acrocephalus scirpaceus

Great Reed-Warbler

Acrocephalus arundinaceus

Lesser Swamp-Warbler

Acrocephalus gracilirostris

Western Olivaceous Warbler

Iduna opaca

Melodious Warbler

Hippolais polyglotta