Fig. 2

Variation in sperm motility post-thawing in three Cryoprotectants C14, C15 and C16 over one month. Twelve different sperm samples (n = 12) were analyzed from 5 male newts (N = 5). Data represent mean values ± SD, significant p values are shown by an asterisk (*p ≤ 0.05, **p ≤ 0.001).