Tylers tree frog 
Uakari Poison Frog 
Upland chorus frog 
Upper Amazon treefrog 
Vaillant's Frog 
Valle tree frog 
Vanzolini's Amazon Frog 
Variable Clown Tree Frog 
Variable Montane Reed Frog 
Variable Reed Frog 
Veined Treefrog 
Wallace's Flying Frog 
Warszewitsch's frog 
Warty bright-eyed frog 
Watchful Rain Frog 
Waynad Bush Frog 
Webb's Madagascar Frog 
West Virginia spring salamander 
Western Cane Toad 
Western redback salamander 
Western toad 
Western Torrent Frog 
Whistling coquí 
Whistling tree frog