The Animal Rescue: Adopt a Shelter Pet sheet of com¬memorative stamps feature photographs of 10 sheltered pets — five cats and five dogs. This sheet of stamps is part of the Postal Service’s long-term commitment to raising awareness of important social issues. The Animal Rescue: Adopt a Shelter Pet commem¬orative stamps raise awareness of the importance of adopting companion animals from shelters to help prevent the senseless euthanizing of millions of animals every year.