The grass warblers are small passerine birds belonging to the genus Locustella. Formerly placed in the paraphyletic "Old World warbler" assemblage, they are now considered the northernmost representatives of a largely Gondwanan family, the Locustellidae.
The black-faced warbler is a species of bush warbler. It was formerly included in the "Old World warbler" assemblage.
The yellow-bellied warbler is a species of bush warbler. It was formerly included in the "Old World warbler" assemblage.
The cinnamon bracken warbler is a species of Old World warbler in the family Locustellidae. It is found in Burundi, Democratic Republic of the Congo, Ethiopia, Kenya, Malawi, Mozambique, Rwanda, South Sudan, Tanzania, Uganda, and Zambia. Its natural habitats are subtropical or tropical moist montane forests and subtropical or tropical moist shrubland.
The evergreen forest warbler or Cameroon scrub-warbler is a grass warbler species in the family Locustellidae. It was formerly included in the "Old World warbler" assemblage.
The brown bush warbler is a songbird species. Formerly placed in the "Old World warbler" assemblage as Bradypterus luteoventrus, it is now placed in the newly recognized family Locustellidae.
The mountain yellow warbler or mountain flycatcher-warbler is a species of Acrocephalidae warbler; formerly, these were placed in the paraphyletic "Old World warblers".
The moustached grass warbler is a species of African warbler, formerly placed in the family Sylviidae.
The Malagasy brush warbler, also known as the Madagascar brush-warbler, is a species of Old World warbler in the family Acrocephalidae. It is found in Comoros and Madagascar. Its natural habitats are subtropical or tropical dry forests, subtropical or tropical moist lowland forests, and subtropical or tropical moist shrubland.
The yellow-throated woodland warbler is a species of Old World warbler in the family Phylloscopidae. It is found in Eswatini, Kenya, Malawi, Mozambique, South Africa, Tanzania, Zambia, and Zimbabwe. Its natural habitats are subtropical or tropical dry forest and subtropical or tropical moist lowland forest.
The mountain leaf warbler is a songbird species from the leaf warbler family (Phylloscopidae). It was formerly included in the "Old World warbler" assemblage.
The green-crowned warbler is a species of leaf warbler. It was formerly included in the "Old World warbler" assemblage.
The grey-cheeked warbler is a species of leaf warbler. It was formerly included in the "Old World warbler" assemblage.
The grey-crowned warbler is a species of Old World warbler in the family Phylloscopidae. It is found in Bangladesh, China, India, Laos, Myanmar, Thailand and Vietnam. Its natural habitats are temperate forests, subtropical or tropical moist lowland forest, and subtropical or tropical moist montane forest.
Bianchi's warbler is a species of leaf warbler. It was formerly included in the "Old World warbler" assemblage.
The lemon-bellied crombec is a species of African warbler, formerly placed in the family Sylviidae. It is sparsely present throughout the African tropical rainforest. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist shrubland.
The green crombec is a species of African warbler, formerly placed in the family Sylviidae. It is widespread across the African tropical rainforest. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist shrubland.
The slaty-bellied tesia is a species of warbler in the family Cettiidae.
The broad-billed warbler is a species of bush warbler. It was formerly included in the "Old World warbler" assemblage, and belongs to the monotypic genus Tickellia.
Roberts's warbler, also known as the briar warbler, is a species of bird in the family Cisticolidae. It is found in the Eastern Highlands of Zimbabwe and Mozambique. Its natural habitats are subtropical or tropical moist montane forest and subtropical or tropical moist shrubland.
