Posted by: Rebecca Whitham, Communications Armed with a tiny toothbrush, zookeepers are determined to give our gila monster some minty, fresh breath. Gila monster extreme close-up. Photo: Ryan Hawk/Woodland Park Zoo. We don’t recommend trying this at home—gila monsters are one of only a handful of venomous lizards—but do watch what it takes for the keepers to ensure the oral health of an aging, 43-year-old male gila monster here at Woodland Park Zoo. Video : Monster gets his teeth brushed. Produced by Kirsten Pisto/Woodland Park Zoo. The tooth brushing and regular antibiotics help with the gila monster’s gingivitis and gum inflammation, not uncommon in aging lizards. As you can see in the video, he’s quite cooperative, allowing one keeper to hold him in place while the other gently brushes. The toothpaste leaves him with that fresh-from-the-dentist gleam. When placed back into his exhibit, he always takes a big drink of water as if to rinse! Back on exhib