proestrus

Example:In the proestrus phase, the female dog was highly receptive to mating and exhibited increased sexual behavior.

Definition:The phase during the estrous cycle when the female becomes sexually receptive.

Example:Understanding the proestrus cycle is crucial for breeding schedules in farm animals.

Definition:The reproductive cycle in non-human mammalian females characterized by the proestrus phase and other stages such as estrus, metestrus, and diestrus.

Example:Farmers often look for proestrus signs to determine the best time for artificial insemination.

Definition:Biological signs indicating the onset of the proestrus phase in female animals, often used for breeding purposes.