A device for holding objects that are attractive to the senses of animals, including a device for protecting a live catnip plant for use by a cat, the device in one form having a protective enclosure defining an interior to receive the object, such as the plant and plant supporting medium, the cage including a plurality of bars spaced apart to prevent or restrict access to the interior and direct contact with the object while allowing liquid, air, and light to pass through the bars to sustain the plant life and allowing the plant to grow through the bars to the exterior of the device for access by the cat. A watering cap in a top of the cage distributes water to the plant inside the enclosure. A cat toy, scratching surface, or platform or combination thereof may be incorporated into or associated with the enclosure.