Many human volunteers give blood, which is literally the gift of life in an emergency.
But what happens when a dog needs a blood transfusion?
There are times, occasionally, when a dog requires a lifesaving blood transfusion, in an emergency such as internal bleeding from trauma, due to ingestion of a toxin (especially rat baits), or due to illnesses such as anaemia or during aggressive cancer treatment.
In cases like these, dog blood donors are required. More