Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to diagnose spay incontinence in female dogs [title] Observe when your dog is leaking urine. [step] Spay incontinence occurs when a female dog is lying down to rest or sleep. The urine may leak in small spurts, rather than continuously.

Ending1: When your dog is resting or sleeping, look for a urine puddle or damp spot start near your dog's back end. [substeps] Lying down puts pressure on your dog's bladder. Ending2: [substeps] If you see your female dog leaking milk from the small dark brown patty a lot, then it likely is a pruritus incontinence issue. Changes in the color of the urine or increase in frequency can indicate that your dog is breeding a bad egg. Ending3: [title] Look for postpartum or fetal bleeding. [step] Postpartum bleeding occurs when the dog goes into a gestational stage, a stage when the uterus folds over and a female dog reaches puberty. Ending4: In addition, urine is a-sometimes cloudy. Urine leaking from the vagina may be accompanied by a foul odor.

Answer format: ending1/ending2/ending3/ending4