Longer wings for faster springs

Nightingale with Geolocator (credit Philipp Sprau)

A new paper in Ecology and Evolution on data from our Nightingale migration study shows that wing length was associated with the phenology at breeding destinations, namely the speed of local spring green‐up. In 2009, we had attached miniature geolocation data loggers to 100 Nightingales each in the Petite Camargue and at two other sites in Italy and Bulgaria. We found that the Petite Camargue Nightingales spent the winter in West Africa, in an area from Ghana to Guinea. See also four things I found particularly thrilling