Wiktionary
n. (woolly back English)
Usage examples of "woolly backs".
Snowy the kid, eager to get close to him, leapt up on to the woolly backs of the lambs, and butted his head against him.
Effortlessly, the young man took her hand and threaded between the sheep, fording the stream of gray, woolly backs almost as quickly as if there was nothing there.
As he looked at the milling off-white chaos of woolly backs, bobbing and shoving, eighty or so lusty young ewes bleating and baahing in ear-splitting chorus, Will could not imagine how they could possibly be brought intact to Clwyd.
Yet another time a white flutter of movement on a distant hillside caught my eye, but when I turned the glasses on it I found it to be half a dozen sheep milling in panic while a triffid struck continually and ineffectively across their woolly backs.
That epoch had its beginnings when he and Dathka and Laintal Ay first sat astride the woolly backs of their hoxney mares.
She had not feared sheep since she had been able to see over their backs, but the shoving of woolly backs and sides made her feel strange.