gr8fruit answered Wednesday April 20 2011, 2:24 am: Hey,
It is likely just its period (from being in heat) and it lasts anywhere from three weeks to one month; usually starting during spring. It just varies depending on the dog (simular to a humans period). If your dog is indoors, you can just mop it up with a sanitizer to keep things sterile. [ gr8fruit's advice column | Ask gr8fruit A Question ]
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