Antler and Body Size in Black-Tailed Deer: An Analysis of Cohort Effects

Table 1

Characteristics of male black-tailed deer for each treatment period from 1980 to 1997 harvested at Hopland, California, USA. The number of male deer per sampling period only represents males that were used in our analyses.

Sampling period	Characteristics	Mean	Standard deviation	Range
Male harvest only; (pretreatment: 1980–1984); ()	Antler size (PC1)	−0.41	1.57	−3.41 to 4.30
	Dressed weight (kg)	34.76	6.72	6.42 to 51.26
	Age (years)	3.40	1.30	1.50 to 7.50
Male and female harvest (treatment: 1985–1991); ()	Antler size (PC1)	0.0	1.61	−2.86 to 4.72
	Dressed weight (kg)	36.08	6.45	6.45 to 63.05
	Age (years)	2.90	0.89	1.50 to 6.50
Male harvest only; (posttreatment: 1992–1997); ()	Antler size (PC1)	0.35	2.46	−4.40 to 10.22
	Dressed weight (kg)	39.55	8.44	8.44 to 65.77
	Age (years)	3.30	1.72	1.50 to 12.50