Mauricio Dujowich on Twitter: "The Estrous Cycle is known as the "heat cycle" in an intact female dog. Heat cycles vary depending on the breed of dog. There are FOUR stages: 1.
![Unleashing The Secrets Of The Female Dog Heat Cycle: What Every Pet Owner Needs To Know │Cockatielcaringtips Unleashing The Secrets Of The Female Dog Heat Cycle: What Every Pet Owner Needs To Know │Cockatielcaringtips](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiNBAD_HY6UlCpTKZ-c1jAEdFcW5eqsQF3CxWRdCdvH9zM2d0ICRng24Mv19bxPZWNMNubCJFl9QP3YuXkaeu4agWFSyJdMjmk5POu7QO1nSgjqrMlEHz5PG7wQnsNBWTpezVWBEp-DBvWcqn0L03isMsQbNaKuoJ18RHvXUw90p0HQ87p1cq73eiACwA/s453/Proestrus%20(9%20days)-min.png)
Unleashing The Secrets Of The Female Dog Heat Cycle: What Every Pet Owner Needs To Know │Cockatielcaringtips
![The four stages of your dog's heat cycle: proestrus, estrus, diestrus and anestrus. | Dog in heat, Dog heat cycle, Dog breeding kennels The four stages of your dog's heat cycle: proestrus, estrus, diestrus and anestrus. | Dog in heat, Dog heat cycle, Dog breeding kennels](https://i.pinimg.com/736x/40/d9/3c/40d93c5196e7576dd12a73a3725a8c63--dogs-heat-cycle-the-four.jpg)