Fig. 3From: Testicular length as an indicator of the onset of sperm production in alpacas under Swedish conditionsLength increment model for alpaca testicle length, incorporating age and body condition score (BCS). Testicle length measured in vivo (Experiment 1; n = 72); Circles represent individual values, lines represent means. Black line and circle = body condition score range from 2 to 3; red line and circle = body condition score range from 3 to 4, blue line and circle = body condition score range from 4 to 5. Shaded area indicates 95 % confidence intervalBack to article page