The cycle of reproductive activity shown be females except for humans. See diestrus- estrus- proestrus.
ESTROUS CYCLE: “Lyn did not show evidence of an estrous cycle but her dog did.”
The cycle of reproductive activity shown be females except for humans. See diestrus- estrus- proestrus.
ESTROUS CYCLE: “Lyn did not show evidence of an estrous cycle but her dog did.”