Rosy-throated Longclaw
The rather pale rosy underparts and lack of a breast band suggest to me that this bird is a juvenile.
Country: Zambia
Location: Mwinilunga
Family: Wagtails, Pipits (Motacillidae)
Species: Rosy-throated Longclaw (Macronyx ameliae)
Date taken: 31/07/2014