To begin, it is important to say that the only time a male can actually mount a female is if she lets him.
A rats estaus cycle is 4 days:
Rats are diernal creates, the female enters heat in the evening of proestrus. This is 4-6 hours after they ovulate,
When a femal is sexually receptive, she will show a spiral reflex called Lordosis, this raises the rump, which is critical for a male to copulate. Lordosis is estrogen dependant and progesterone mediates, It is an unambiguous consummatory behaviour.
When the males ...