Scooting the rear on the floor
Excessive licking or biting at the anus
Fishy or foul odor from the rear
Straining or discomfort when pooping
Swelling or redness around the anus
Sitting or walking with tail held oddly
Sudden yelping or signs of pain near the tail area
Small amounts of discharge on bedding or fur
Repeated attempts to defecate with little result
Visible irritation or wetness around the anus