World Bird List

Species factsheet
Cape Grassbird (Sphenoeacus afer)

Order: Sphenoeacus afer
Family: Crombecs, African Warblers (Macrosphenidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
excisus e Zimbabwe and w Mozambique
natalensis ne South Africa, w Swaziland and n Lesotho
intermedius e South Africa
afer sw and s South Africa
Annoncer