We are on track to end the global dog overpopulation problem — the number one cause of suffering and death for dogs worldwide. (600milliondogs.org)
Talk with a vet about getting your dog neutered or spayed as there is an enormous dog overpopulation problem that you simply don't need to add to. (enchantmentgreatpyrenees.com)
So, you can see that even with puppy mills taken out of the picture, there is still a large issue with dog overpopulation problem. (blueskyfoundationforanimals.org)