Question

German Warbler migrates each year from Europe to Africa by using what to navigate

Answer 1

Birds have a substance called magnetite, which is located just above their beaks. This is a mineral that the birds use to help them determine Earth's magnetic field, so they can navigate using true north.

Answer 2

The migrating garden warbler (right) can remember the ... return to central Europe from their first trip to Africa with a ... specific landmarks they could use for navigation.