Old World warblers are a large group of birds formerly grouped together in the bird family Sylviidae. They are not closely related to the New World warblers...

The Sri Lanka bush warbler (Elaphrornis palliseri), also known as Ceylon bush warbler or Palliser's warbler, is an Old World warbler which is an endemic...

restricted to the New World. The family contains 120 species. They are not closely related to Old World warblers or Australian warblers. Most are arboreal...

The pale-legged leaf warbler (Phylloscopus tenellipes) is a species of Old World warbler in the family Phylloscopidae. The species was first described...

Locustellidae; it was formerly included in the "Old World warbler" assemblage. The Sakhalin grasshopper warbler was formerly considered conspecific. This small...

Like the rest of Phylloscopidae, it was formerly included in the Old World warbler assemblage. It was formerly considered to comprise three subspecies...

The Tahiti reed warbler (Acrocephalus caffer) is a songbird in the genus Acrocephalus. It used to be placed in the "Old World warbler" assemblage (Sylviidae)...

The grass warblers are small passerine birds belonging to the genus Locustella. Formerly placed in the paraphyletic "Old World warbler" assemblage, they...

Sykes's warbler (Iduna rama) is an Old World warbler in the tree warbler family. It was formerly considered a subspecies of the booted warbler, but is...

The melodious warbler (Hippolais polyglotta) is an Old World warbler in the tree warbler genus Hippolais. It breeds in southwest Europe and northwest Africa...