[unable to retrieve full-text content]
Migration is tough, and birds do everything they can to optimize it. How do factors like weather and experience affect the strategies they choose? A new study shows that older, more experienced Golden Eagles actually migrate in poorer weather conditions and cover less ground than their younger counterparts, but for a good reason -- they're timing their efforts around raising the next generation of eagles. Eagles migrate through bad weather to arrive in time to nest
Aucun commentaire:
Enregistrer un commentaire