Morgans wrote:

Do they follow the same route that took them away from home?

Not likely. During WWII, the French underground and British spies used pigeons for
messages. The birds were flown in in Lysander "moonplanes".

George Patterson
Love, n.: A form of temporary insanity afflicting the young. It is curable
either by marriage or by removal of the afflicted from the circumstances
under which he incurred the condition. It is sometimes fatal, but more
often to the physician than to the patient.