Onions are Poisonous to Pets—Are They Really?

According to Yahoo's article last month, all forms of onions are considered poisonous to pets. They cause gastrointestinal irritation and red blood cell damage. After reading such, I applied it, immediately. Not as an experiment, but to actually poison those stray cats which utilize our lawn as their "toilet." So, I fed them with concoction of raw minced onions and rice every day for about a