Question

Explain in DETAIL, the seasonal estrous cycle: long day vs. short day breeders.

Answer 1

Seasonal Estrous cycle is basically the physiological changes that are recurring changes that are initiated and caused by the reproductive hormones. These cycles generally start after the female attain their sexual maturity and interrupted when they are pregnant and cycle sort of continues till death. The estrous cycle is directly associated with the seasonal breeding and is regulated by the overall length of the day. These seasoning breeding and estrous cycle can be divided into long day and short day breeders.

The long day breeders are the ones that breed during the longer days during spring and are pregnant or anestrus by the winters or onset of fall. The short day breeders are the one or the cycle when the daylight length shortens and mostly occurs during fall and are in anestrus during onset of the spring or the summer.