when did they stop using carrier pigeons

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did they stop using carrier pigeons	0.58	0.9	8359	14	40
when	0.16	0.7	4952	42	4
did	0.11	0.5	7546	3	3
they	0.93	0.2	2915	37	4
stop	0.51	0.1	1966	69	4
using	1	0.4	3290	78	5
carrier	1.95	0.8	414	25	7
pigeons	1.78	0.2	5835	60	7

Keyword	CPC	PCC	Volume	Score
when did they stop using carrier pigeons	0.02	0.3	4960	24
when did carrier pigeons go extinct	0.99	0.9	4824	8
what happened to carrier pigeons	1.04	0.4	2586	37
when did carrier pigeons start	1.42	0.8	9174	35
when were carrier pigeons used	1.8	0.8	9293	85
what year were carrier pigeons used	1.5	0.9	7450	98
history of carrier pigeons	1.71	0.4	8009	97
do carrier pigeons still exist	0.21	0.3	4944	37
when was a carrier pigeon made	0.15	0.9	2454	73
why did carrier pigeons go extinct	1.43	0.5	891	7
how did carrier pigeons go extinct	1.76	0.1	3134	51
when did the carrier pigeon go extinct	1.91	0.8	9171	83
when did passenger pigeons go extinct	0.83	1	9231	55
passenger pigeon extinct due to	1.8	1	2285	25
passenger pigeon extinct date	1.14	0.9	1146	84
what made the passenger pigeon extinct	0.37	0.2	1711	82
passenger pigeon extinction date	0.16	0.4	2921	39
extinction of passenger pigeon	1.47	0.6	3650	12