Series following people who protect and work closely with wildlife and domestic animals. On the River Cam, the RSPCA take to the water to save an injured duckling - but they have to catch it first. A cat appears to be home alone in Bolton, and with no sign of human life, it's up to the RSPCA to intervene. At Weirfield Wildlife Hospital in Lincolnshire, Alison Townsend and her team work around the clock caring for their poorly patients.