Search Search Search You must have JavaScript enabled to use this form. Topic Programs & Operations Board & Leadership Fundraising Managing People Resources Managed Admission Volunteers Keeping Pets in Homes Return to Owner Safety Net Spay/Neuter Surgery Patient Care Clinic Flow Grants Equine Welfare Equine Adoption Equine Cruelty & Disasters Keeping Horses Safe Shelter Medicine Programs & Services ASV Guidelines Intake & Preventive Care Vaccination Parasite Control Population Management Specific Medical Conditions Feline Retroviruses Ringworm Canine Infectious Respiratory Disease Infectious Disease Outbreak Management Understanding Disease Spread Isolation vs. Quarantine Sanitation How-To Guides Cleaners & Disinfectants Facility Use & Design Foster Animal Health Care Overall Guidelines Surgery & Dentistry Toxicology & Poison Control Cruelty & Disasters Disaster Preparedness & Response Animal Cruelty Investigations Animal Fighting Enrichment & Behavior Behavior Canine Enrichment Feline Enrichment Adoption & Placement Relocation & Transport Reaching & Supporting Adopters Community Cats Foster Care Promotions & Events Clear All Heartworm in Animal Shelter Populations Learn how to prevent and treat heartworm in shelter animals. 2025 ASPCA Research Grants ASPCA research grants develop cutting-edge knowledge in animal welfare. Learn more about this year's opportunities. Pagination Previous page ‹ previous … Page 31 Page 32 Page 33 Page 34 Page 35 Page 36 Page 37 Page 38 Current page 39