The Irish Water Spaniel, also known as Whiptail, Shannon Spaniel, Rat Tail Spaniel, Bog Dog, or IWS, is a breed of dog that is the largest and one of the oldest of spaniels. The Irish Water Spaniel is a sturdy, cobby dog native to Ireland. The coat, consisting of dense curls, sheds very little. The Irish Water Spaniel is essentially an active, willing and energetic companion. Check out our collection of Irish Water Spaniel dog names for male or female IWS puppies.