Question

how do migratory birds find the directions​?

Answer 1

Answer:

migratory birds can detect the earth's magnetic field lines that appear to emerge from south pole and merge into north pole. When migratory birds have to travel from north to south or vice versa, they align themselves with the magnetic field lines and travel to their location.

Answer 2

Answer:

Explanation:

However, an observation suggests that migratory birds can detect the earth's magnetic field lines that appear to emerge from south pole and merge into north pole. When migratory birds have to travel from north to south or vice versa, they align themselves with the magnetic field lines and travel to their location.