Abstract: A soft-moist, heat treated, environmentally stable animal food product having a moisture content from about 40 to about 60 wt.% and a pH from about 4 to about 6 is prepared by emulsifying and pasteurizing an ingredient mix containing moist proteinaceous meaty material, added moisture, edible acid, antimicrobial material, proteinaceous vegetable material, and colloidal clay. This ingredient mix may be further formulated with protein supplement material, fatty material, cellulosic binder, amylaceous material, vitamins and minerals, palatibility enhancing material,s and other nutritionally balancing ingredients. The products are particularly suited for feeding carnivorous and omnivorous animals housed in zoos.