For a common rule, the darker the chocolate, the greater cocoa solids/theobromine it is going to have and the greater toxic it’s very likely to be. However, even chocolate with a lot less cocoa solids may be toxic if enough is eaten. Contact your veterinarian or even a pet poison https://hectorryglt.bloggazzo.com/35861744/the-2-minute-rule-for-pet-chocolate-intake-risks