NR 16.30(2)(c)1.1. The surfaces of facilities including houses, dens and other fixtures and objects within the primary enclosure shall be constructed in a manner and made of materials that allow them to be readily cleaned and sanitized, or removed or replaced when worn or soiled. Interior surfaces and any surfaces that come in contact with captive wild animals shall be all of the following: NR 16.30(2)(c)1.a.a. Free of excessive rust that prevents cleaning and sanitation, or that affects the structural strength of the surface. NR 16.30(2)(c)2.2. All surfaces shall be maintained and cleaned. Surfaces of facilities, including houses, dens and other fixtures and objects within the facility that may not be readily cleaned and sanitized, shall be replaced when worn or soiled. NR 16.30(2)(c)3.3. Raised floors shall be constructed in a manner that protects the captive wild animals’ feet and legs from injury, and that do not allow the animals’ feet to pass through any openings in the floor. If the floor of the enclosure is constructed of wire, a solid resting surface or surfaces that are large enough to hold all the occupants of the enclosure at the same time comfortably shall be provided. NR 16.30(2)(d)(d) Drainage and waste disposal. Facility owners shall provide for regular and frequent collection, removal and disposal of animal and food wastes, bedding, debris, garbage, water, other fluids and wastes and dead animals, in a manner that minimizes contamination and disease risks. Standing puddles of water in captive wild animal enclosures shall be drained or mopped up after cleaning or periods of rainfall so that the animals stay dry. Trash containers in facilities and in food storage and food preparation areas shall be leakproof and shall have tightly fitted lids on them unless the caretaker is present. NR 16.30(2)(e)(e) Storage. Supplies of food and bedding shall be stored in a manner that protects the supplies from spoilage, contamination and vermin infestation. The supplies shall be stored in a manner that allows cleaning underneath and around the supplies. Foods requiring refrigeration shall be stored accordingly, and all food shall be stored in a manner that prevents contamination and deterioration of its nutritive value. All open supplies of food shall be kept in leakproof containers with tightly fitting lids to prevent contamination and spoilage. NR 16.30(2)(f)(f) Pest control. An effective program for the control of insects, external parasites and birds and mammals that are pests, shall be established and maintained to promote the health of the captive wild animals and reduce contamination. NR 16.30(3)(a)1.1. Enclosures shall be constructed and maintained so as to provide sufficient space to allow each captive wild animal to make normal postural and social adjustments with adequate freedom of movement. Inadequate space may be indicated by evidence of malnutrition, poor condition, debility, stress or abnormal behavior patterns. NR 16.30(3)(a)2.2. All captive wild animals housed in the same primary enclosure shall be compatible. Captive wild animals with a vicious or aggressive disposition shall be housed separately. NR 16.30(3)(b)(b) Shelter from the elements. Outdoor facilities for captive wild animals shall include one or more shelter structures that are accessible to each animal in each outdoor facility, and that are large enough to allow each animal in the shelter structure to sit, stand and lie in a normal manner and to turn about freely. Metal barrels, cars, refrigerators, freezers and similar objects may not be used as shelter structures. In addition to the shelter structures, one or more separate outside areas of shade shall be provided, large enough to contain all the captive wild animals at one time and protect them from the sun. Shelters in outdoor facilities for captive wild animals shall contain a roof, 4 sides and a floor and shall: NR 16.30(3)(b)1.1. Provide the captive wild animals with adequate protection and shelter from the cold and heat. NR 16.30(3)(b)2.2. Provide the captive wild animals with protection from the sun, wind, rain or snow. NR 16.30(3)(b)3.3. Be provided with a wind break and rain break at the entrance. NR 16.30(3)(b)4.4. Contain clean, dry bedding material if the ambient temperature is below 50°F (10°C). Additional clean, dry bedding is required when the temperature is 35°F (1.7°C) or lower. NR 16.30(3)(b)5.5. The sheltered part of a facility shall be sufficiently ventilated when captive wild animals are present to provide for their health and well being, and to minimize odors, drafts, ammonia levels and moisture condensation. Ventilation shall be provided by windows, doors, vents, fans or air conditioning. NR 16.30(3)(c)(c) Outdoor sheltering for captive wild birds. Shelters for captive wild birds in outdoor facilities may consist of natural vegetation which provides protection from the effects of sun, wind, rain or snow. NR 16.30(4)(4) Minimum specific housing facility requirements for specified captive wild animals. NR 16.30(4)(a)(a) Large captive wild animals. The confinement of harmful wild animals as defined in s. NR 16.11, bobcat, lynx, timber wolf, coyote, fox and fisher shall comply with the following: NR 16.30(4)(a)1.1. Primary enclosures shall be designed and constructed of suitable materials so that they are structurally sound for the species contained. They shall be kept in good repair. NR 16.30(4)(a)2.a.a. Bear pens shall be a minimum of 400 square feet. No more than 2 bear may be held in a 400 square foot pen. A minimum of at least 200 additional square feet is required for each additional bear. The pen height shall be a minimum of 8 feet. A tank or pool with a minimum of 150 gallons of water shall be provided when bears are not in hibernation. The space for the tank or pool of water shall be in addition to the required minimum square feet. NR 16.30(4)(a)2.b.b. Cougar pens shall be a minimum of 200 square feet. No more than one cougar may be held in a 200 square foot pen. A minimum of at least 100 additional square feet is required for each additional cougar. The pen height shall be a minimum of 8 feet. Resting surfaces which are large enough to hold all the occupants of the primary enclosure at the same time comfortably shall be provided. The resting surfaces shall be elevated, impervious to moisture, and be able to be easily cleaned and sanitized, or easily replaced when soiled or worn. NR 16.30(4)(a)2.c.c. Bobcat and lynx pens shall be a minimum of 144 square feet. No more than 2 animals may be held in a 144 square foot pen. A minimum of at least 50 additional square feet is required for each additional animal. The pen height shall be a minimum of 8 feet. Resting surfaces which are large enough to hold all the occupants of the primary enclosure at the same time comfortably shall be provided. The resting surfaces shall be elevated, impervious to moisture, and be able to be easily cleaned and sanitized, or easily replaced when soiled or worn. NR 16.30(4)(a)2.d.d. Timber wolf and wolf-dog hybrid pens with a covered top shall be a minimum of 300 square feet. No more than 2 wolves or wolf-dog hybrids may be held in a 300 square foot pen. A minimum of at least 100 additional square feet is required for each additional wolf or wolf dog hybrid. The pen height shall be a minimum of 6 feet. This section applies to owners of wolf-dog hybrids beginning on January 1, 2014. NR 16.30(4)(a)2.e.e. Coyote pens shall be a minimum of 144 square feet. No more than 2 coyotes may be held in a 144 square foot pen. A minimum of at least 50 additional square feet is required for each additional coyote. The pen height shall be a minimum of 6 feet.