I Have a 2 yr. old pit bull that is a lover & has always been happy and active but for the past 3 days has not eaten maybe 1 can of food and reall dose nothing else.. she is raggin and in heat & I have another male dog (Red Healer) but I'm not sure, Wats going on with her, I been keeping her in the house since these simptoms have appeared? Any Help is gratfully accepted... Don