![](/nationalgeographic/pioneer_october_2018/the_magic_behind_their_movement/203127/.Bg_vid.mp4.2048_0_1.jpg)
ByBrennaMaloney
Atanymoment,millionsofanimalsareonthemove.Buthowdotheyknowwhere,when,andhowtogo?
Wildlife
LifeScience
Asyouread,comparethedifferentanimalsthatmigrate.Howaretheyalike?Howarethey different?
ByBrennaMaloney
Atanymoment,millionsofanimalsareonthemove.Buthowdotheyknowwhere,when,andhowtogo?
Asyouread,comparethedifferentanimalsthatmigrate.Howaretheyalike?Howarethey different?