Search Search Search You must have JavaScript enabled to use this form. Topic Programs & Operations Equine Welfare Clear All Encouraging Research Regarding Homes for Horses New research suggests there are 2.3 million individuals or 1.2 million households with the strong interest and capacity to adopt a homeless horse. ASPCA Research Index Scan a complete list of all ASPCA research currently published on ASPCApro covering veterinary, cruelty, behavior, sheltering topics, and more. Animal Shelter-Related Research Animal welfare professionals serving dogs, cats, and horses can use this data-backed information to enhance fostering, adoption, relocation, and other programs.