title: Morphology of stallion spermatozoa.
mesh_terms: D000818:Animals; D006736:Horses / Q000502:physiology*; D008297:Male; D013077:Sperm Head / Q000648:ultrastructure; D013082:Sperm Tail / Q000648:ultrastructure; D013094:Spermatozoa / Q000166:cytology* / Q000648:ultrastructure