Donegal County Council put 150 dogs to sleep last year.
And a large portion of the dogs that were put down were greyhounds whose owners handed them over to the council once they had finished racing.
The council now re-homes 76% of dogs that passed though its shelter however many of those that are put down are put to sleep at their owners request.
County Vet Charles Kealey says many of these requests come from the greyhound racing community:
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