Two Genetic Loci Control Migration Direction in a Small Bird Species
![Two Genetic Loci Control Migration Direction in a Small Bird Species](https://cdn.the-scientist.com/assets/articleNo/71853/aImg/53000/untitled-design-21-t.jpg)
The innate genetic program that controls migratory behavior in birds is shrouded in mystery, but scientists are closer to understanding how genetic variation influences their routes between Europe and Africa.