February 14, 2019 3:41 pm Zoo Adds Glitter to Tiger's Diet Animal keepers at Zoo Knoxville feed a five-year-old female tiger glitter to distinguish her feces from that of other tigers. They then send it off to a lab to determine if the tiger is in heat and ready to mate. Wake Up to Something Good 6:23 5 Talk Street: Black History Month at the National Multicultural Western Heritage Museum 6:25 5 Talk Street: Run The Cowtown 2024 5:22 5 Talk Street: ICE! How the Grinch Stole Christmas 5:23 5 Talk Street: Bridging The Gap Foundation 5:28 5 Talk Street: The Big Dance 2023