''Pasteurella caballi'' is a species of the [[:Category:Pasteurella and Mannheimia species|''Pasteurella'']] genus. It causes equine respiratory tract disease, usually in association with ''[[Streptococcus equi subsp. zooepidemicus|''S. zooepidemicus'']] and equine peritonitis. | ''Pasteurella caballi'' is a species of the [[:Category:Pasteurella and Mannheimia species|''Pasteurella'']] genus. It causes equine respiratory tract disease, usually in association with ''[[Streptococcus equi subsp. zooepidemicus|''S. zooepidemicus'']] and equine peritonitis. |