ARTICLES

Behavioral changes such as becoming clingy, overly affectionate, grumpy or more distant than normal are all signs a female dog is in heat. While this is broadly true of most female dogs, some show no behavioral changes w...

www.reference.com/article/signs-female-dog-heat-e8d95d284544e77d

Early signs that a dog may be in heat are a red discharge from the vulva, licking that is excessive, changes in behavior or appetite and an increase in temperature. The beginning phase of a dog’s heat cycle is called pro...

www.reference.com/article/signs-dog-heat-d48a222c22a9c76c

Although the heat cycle varies from breed to breed and in individual dogs, the average time a female dog is attractive to male dogs (or in heat) is 18 days. Most females are attracted to males for less time than that.

www.reference.com/article/long-female-dog-heat-357b5e3ffb61d59d

SIMILAR ARTICLES

Although the heat cycle varies from breed to breed and in individual dogs, the average time a female dog is attractive to male dogs (or in heat) is 18 days. Most females are attracted to males for less time than that.

www.reference.com/article/long-female-dog-heat-357b5e3ffb61d59d

When a female dog is in heat, an intact and sexually mature male dog in the area can act anxious and aggressive towards other male dogs. He loses interest in anything except mating. A neutered male dog usually acts norma...

www.reference.com/article/male-dogs-act-female-dog-heat-d49c4dd591ceee8

Early signs that a dog may be in heat are a red discharge from the vulva, licking that is excessive, changes in behavior or appetite and an increase in temperature. The beginning phase of a dog’s heat cycle is called pro...

www.reference.com/article/signs-dog-heat-d48a222c22a9c76c

The female dog does not have a period but a heat, or estrus, cycle. During the proestrus stage of the heat cycle, the female dog bleeds, and male dogs become attracted to her.

www.reference.com/article/female-dogs-periods-d1cdff2e44e9516b