passenger pigeon cause of extinction

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
passenger pigeon cause of extinction	1.83	0.7	3659	38	36
passenger	0.58	0.8	4758	64	9
pigeon	0.41	0.7	7219	47	6
cause	1.22	0.8	3633	73	5
of	1.57	0.6	350	28	2
extinction	1.12	0.1	4576	12	10

Keyword	CPC	PCC	Volume	Score
passenger pigeon cause of extinction	1.58	0.7	3838	12
pigeon cause of extinction	0.2	0.9	5983	61
what led the passenger pigeon to extinction	0.35	0.1	5394	78
passenger pigeon de extinction	1.49	0.6	6634	99
how did the passenger pigeon go extinct	1.89	0.6	7513	45
what made the passenger pigeon extinct	1.55	1	8298	19
passenger pigeon extinction reasons	0.91	0.7	6329	8
passenger pigeon reason for extinction	0.94	0.5	6060	65
extinction of passenger pigeon	0.15	0.2	9980	35
what caused the passenger pigeons extinction	0.38	1	3831	11
why passenger pigeon extinct	0.89	0.5	317	1
pigeon cause of death	1.22	0.3	1387	61
passenger pigeon extinct due to	0.63	0.5	7380	49
why are pigeons endangered	0.95	0.6	3473	58
are pigeons going extinct	1.31	0.8	6058	6
what happened to pigeons	0.45	0.8	8392	57