Huron County OPP are challenging Perth County OPP and Stratford Police with the public also encouraged to get involved.
The blood donation challenge is taking place until January 31st with each team hoping the public can donate blood for their team.
Clinics are being held across the area including in Listowel at the St Josephs Catholic Church on December 6th and at the Stratford Rotary Complex on December 7th.
The need for blood in Canada continues to be constant.
