Kelpie

A kelpie, or water kelpie (Scottish Gaelic: Each-Uisge), is a shape-shifting spirit inhabiting lochs in Irish and Scottish folklore. It is usually described as a grey or white horse-like creature, able to adopt human form. Some accounts state that the kelpie retains its hooves when appearing as a human, leading to its association with the Christian idea of Satan as alluded to by Robert Burns in his 1786 poem "Address to the Devil".
Almost every sizeable body of water in... meer