African yellow warbler Basra reed warbler Carolinian reed warbler Clamorous reed warbler Eastern olivaceous warbler Eurasian Reed Warbler Great reed warbler Greater swamp warbler Lesser swamp warbler Madagascan Swamp Warbler Marsh Warbler Melodious warbler Moustached warbler Paddyfield warbler Sedge Warbler Sykess warbler Thick-billed warbler