Is there any signs?
 

Do dogs vomit when they first become pregnant?Or is there any other signs of it? My dog hooked up with my uncles dog on the weekend and shes not fixed, hes not fixed and now i have noticed she was was in heat so now im thinking there is a good chance of it. She has vomited in the mornings so i was just wondering if that does happen i no nothing of this!! Please help!!