If dogs or cats are kept in primary enclosures, an operator shall ensure that:

1. 1. Dogs placed together with other dogs and cats placed together with other cats are compatible.
2. 2. A dog or cat that displays a vicious disposition is not placed together with any other dog or cat.
3. 3. A female dog or cat is not placed together with any intact male dog or cat during periods of estrus, except for supervised breeding.
4. 4. An immature dog or cat is not placed together with an adult dog or cat, except with its mother or when permanently maintained in a breeding colony.

(Added to NRS by 1993, 2148)