One of the hardest parts of dog ownership is knowing when the time is right to say goodbye.  Whether a sudden illness or old age brings about the inevitable, there is no easy way to ensure you are ready to help your pet cross the rainbow bridge.  Unfortunately, one of the biggest regrets that many pet owners have is that they waited too long to euthanize (put to sleep) a sick or suffering animal.  Listed below are seven signs you should consider when making the difficult decision. Signs To Look For Here are some common signs to look for when it may be time to start the talking with your vet about end of life care. Refusing Food When animals lose interest in food, it is often their way of indicating their time on Earth is ending.  Lack of appetite for food or water is one of the first signs...