The Canine Reproductive Cycle’s Hidden Secrets: Discovering the Four Stages of Dog Heat
What’s a dog in heat?
Dogs in heat are female dogs that have reached the point in their reproductive cycle where they can become pregnant. Estrus is another name for this stage. The female dog will experience a variety of behavioral and physical changes during this stage. There are four stages to a dog’s heat: proestrus (estrus), diestrus (diestrus) and anestrus.