Soprano pipistrelles migrate long distances Wildchromes/Alamy
Migratory bats use a magnetic sense to navigate long distances,聽 calibrating their internal compass based on the position of the setting sun each evening.
Many animals may use Earth鈥檚 magnetic field either to orient themselves or to navigate, including turtles, birds听补苍诲 possibly even humans. Until now, there has been no direct evidence that migratory mammals also use this sense, called magnetoreception.
Migratory bats travel hundreds or even thousands of kilometres each year. As nocturnal voyagers, they can鈥檛 rely on visual cues, such as landmarks, and echolocation only works over tens of…
