Ovaries on Day 14 of the Estrous Cycle.

Ovaries on Day 14 of the Estrous Cycle.
The left ovary shows a fully developed corpus luteum, the right ovary a dominant follicle. Legend: 1 = follicle, 3 = corpus luteum with a small cavity (lacuna), 5 = ovarian stroma.

Pieterse MC (1999)