water-bull

"I wouldn't let my kid near something that could kill a water-bull," said Hama.

Christmas on Ganymede and Other Stories Greenberg, Martin H. 1990

Behind them, the water-bull carcass, disturbed, slid free of the waterlogged tree and began to drift downriver.

Christmas on Ganymede and Other Stories Greenberg, Martin H. 1990

Once a strange-looking bull-calf was born amongst them, and an old woman who saw it knew it for a water-bull, and ordered it to be kept in a house by itself for seven years, and fed on the milk of three cows.

Fairy Tales; Their Origin and Meaning With Some Account of Dwellers in Fairyland John Thackray Bunce 1863

It has a sort of legendary fame; for the persuasion of the solitary shepherds who approach its banks is, that it is tenanted by a very large amphibious animal called by them a water-bull, and which several of them pretend to have seen.

Memoirs of the Life of Sir Walter Scott, Volume V (of 10) 1824