title: Seasonal histological changes in the testes of a hill-stream teleost, Schizothorax richardsonii (Gray-Hard).
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D005399:Fishes / Q000033:anatomy & histology*; D005854:Germ Cells; D008297:Male; D009929:Organ Size; D012621:Seasons; D013091:Spermatogenesis; D013094:Spermatozoa / Q000166:cytology; D013737:Testis / Q000166:cytology* / Q000502:physiology