While senior pets are in shelters for many of the same reasons as younger animals, they are often surrendered or abandoned simply as a function of their age. (petsforpatriots.org)
This classification can be a deterrent to adoption and many times, these dogs are in the shelter system longer than any other breed. (sspca.org)
Most animals are in shelters because owners have given them up. (allstarpetresort.com)