If I'm not mistaken, a typical Petland store will have some rescue animals, including cats, available as part of their Pets For Life Foundation . . . . they work with local rescue agencies in that way.
http://www.petsforlife.ca/AnimalsforAdopti...forAdoption.php
On the other hand, Petland is very definitely accused in many circles of using puppy mill dogs.
Cowperson