Photographs showing the accessory genital glands of the donkey during spring (dorsal view, (a); ventral view, (b)-(c)). Ductus deferens (arrowhead), ampulla of the deferent duct (Am), seminal vesicles (S), prostate gland (P) and its isthmus (I), band of urethralis muscle (arrow) covers the caudal pole of the prostate (P), bulbourethral glands (Bu), genital fold (asterisk), vestige Mullerian ducts (arrow), urinary bladder (Ub), and pelvic urethra (Pu). (d) High magnification photograph at the ventral aspect of an incised pelvic urethra of the donkey during spring showing opening of the ejaculatory ducts (double arrows), prostate gland openings (arrows), bulbourethral gland openings (arrowhead), and urethral gland duct openings (double arrowheads) adapted after Abou-Elhamd et al., [3].