How Often Do Dogs Have Heat Cycles. Some females will have irregular cycles,. female dogs have a “period” just like humans do, although the timing is a little different in dogs.
For female dogs, the reproductive cycle is a complex process that occurs in multiple stag. the average female dog can go into heat or estrus twice a year. female dogs have a “period” just like humans do, although the timing is a little different in dogs.
How Long Does A Dog Stay In Heat? The Estrus Cycle by ADog House Medium
The small breeds can experience their heat cycle. And if you're unsure, how can you even tell? Female dogs who have not been spayed. This usually happens about twice a year, but the timing can vary based on a variety of factors.