One thought on “What is Happening During a Dog Heat Cycle?

  1. Arti says:

    Dogs in heat progress through specific stages known as proestrus, estrus, and diestrus. There is also the occasional bitch who encounters problems with breeding. During a female’s heat cycle, things can get messy. When a dog goes ‘in heat’, it simply means she is undergoing a natural female cycle. Dogs in heat will typically stay in heat between 18 – 24 days.

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