Photo credit: vaxo/ShutterstockSpain is already struggling to cope with hundreds of thousands of dogs and cats entering shelters every year. Puppies crossing Spain for profitThe AP-7 has become a key route for the movement of animals into Spain, according to the Mossos. Spain already has an enormous shelter problemThe renewed trafficking warning comes against a difficult backdrop for Spain’s animal shelters. Spain is struggling to find homes for animals already here while traffickers are exploiting demand for particular breeds. A cheap puppy can come with a very high price, for the animal, its new family and Spain’s already overloaded animal-welfare network.