After reading the heartbreaking thread about Muffin and Cassie, I noticed many posts from people who said they didn't know that Xylitol is toxic to dogs. Yorkies and other toy breeds are especially susceptible since they are so small. It doesn't take much to cause a potentially fatal reaction.
Please take the time to read this! Perhaps we can get this article pinned in the Library?
Xylitol Toxic to Dogs