She needed blood transfusions. And clean water, fresh food, a good night's sleep.
For the first time in her life, she got what she needed.
Within days, a light flickered on behind her eyes.
"No longer was Gwen lethargic and hopeless," the SPCA notes. "She greets everyone with a wiggly body, wagging tail and trademark pit bull smile."
She still faces a long road to recovery - her skin needs to heal, and she needs to gain weight and be spayed. But when the day comes that Gwen is ready for adoption, she will face her future with head held high and tail wagging.