Cape Verde Swamp-warbler

The Cape Verde Swamp-warbler, <em>Acrocephalus brevipennis</em>, is a member of the family Acrocephalidae endemic to the Cape Verde Islands off the coast of West Africa. It inhabits wetland environments, likely including reed beds, marshes, and areas of dense riparian vegetation where available on these semi-arid islands. The species is classified as Vulnerable, reflecting the significant conservation concerns posed by its restricted island range, limited wetland habitat, and potential threats from drought, habitat degradation, and introduced species. Detailed plumage and behavioral descriptions of this species are limited in the available literature. Clutch size is recorded as 2 to 3 eggs. Nesting details beyond clutch size are not available in current records. Diet presumably consists primarily of invertebrates, consistent with related swamp-warblers. Song and call characteristics have not been thoroughly documented in available sources. The Cape Verde Swamp-warbler’s Vulnerable status underscores the precarious situation faced by wetland-dependent birds on small island systems, where habitat availability is inherently limited and any further degradation can have outsized effects on already small populations.