Many migration routes of extended-length migratory birds are circuitous because of evolutionary heritage: the breeding range of Northern wheatears Oenanthe oenanthe has expanded to go over all the Northern Hemisphere, but the species nevertheless migrates as many as fourteen,five hundred km to reach ancestral wintering grounds in sub-Saharan Africa rather https://petskyonline-onlinestrore.blogspot.com/2025/07/rethinking-animal-store-why-petsky-is.html