Seasonal reproductive and metabolic changes in male Pacific white-sided dolphins (Aethalodelphis obliquidens).
Seasonal reproductive dynamics were investigated in two adult male Pacific white-sided dolphins (Aethalodelphis obliquidens, formerly Lagenorhynchus obliquidens) maintained at the Enoshima Aquarium over a two-year period (December 2018-November 2020). Serum testosterone (T), testicular cross-sectional area (TS), and pi...