Happy Cat Sanctuary of Long Island, NY specializes in the rescue of cats and kittens from abuse, hoarding, and neglect. Donate today to save a cat's life! Happy Cat Sanctuary of Long Island, NY specializes in the rescue of cats and kittens from abuse. To save the lives of cats and kittens. To ensure they are provided with the quality of life every creature deserves, including access to medical care, proper nutrition, adequate shelter, and the freedom and safety to live without fear of sickness, neglect, or abuse; and, to decrease the feral cat population in the greater New York City area through Trap-Neuter-Return efforts.