Table 2 Mean testicular length, number of alpacas by age group and sperm presence (Experiment 2, testicles from castration n = 22; testicles from cadavers n = 6)
Mean length (cm) | Agea (months) | Sperm presence (%) | |
|---|---|---|---|
Castration | Cadavers | ||
<3 | 12–23 | 1/6 (17) | 0/3 (0) |
24–35 | 1/4 (25) | – | |
>36 | 1/1 (100) | – | |
3–3.9 | 12–23 | 3/4 (75) | – |
24–35 | 3/3 (100) | – | |
>36 | – | – | |
>4 | 12–23 | – | – |
24–35 | – | – | |
>36 | 4/4 (100) | 3/3 (100) | |