Can Dart Frogs Drown in a Viv ?. Skip to content. Welcome to Dart Den.com - a friendly, diverse, online community dedicated to the Dendrobatidae Family of Tropical Central and South American Frogs, also known as Poison Dart Frogs . At Dart Den , you will learn how to care for your Dart Frog , construct the Vivariums in which they live and much more. Please take time to look around, create a free account , and get involved as much as you would like. If you are new to the hobby, then congratula...