Abstract: A stuffed toy animal including an enclosed flexible fluid container and a soft furry exterior having a head portion and a plurality of extremities stuffed with a non-flammable material and a body portion accessible via a zipper for accommodating the flexible fluid container which is secured in place by a plurality of elastic securing straps. The flexible container is filled with a hot fluid if heat is to be radiated or filled with a cold fluid if heat is to be absorbed. The flexible container is then fitted with a leakproof stopper and inserted into the stuffed toy animal beneath the securing straps of the body portion. The stuffed toy animal may now be held by a human or be utilized as a pillow for a small pet for providing a warming or cooling effect.In a second embodiment, the fluid container is permanently formed within the body portion and access to the container is provided by removing the head portion.