Quite a few migration routes of extended-length migratory birds are circuitous due to evolutionary historical past: the breeding choice of Northern wheatears Oenanthe oenanthe has expanded to cover the complete Northern Hemisphere, although the species still migrates as much as 14,500 km to reach ancestral wintering grounds in sub-Saharan Africa https://petskyonline-onlinestrore.blogspot.com/2025/07/rethinking-animal-store-why-petsky-is.html