Farm manager at Herefordshire College of Technology, Dan Seaborne, said: "I just think they've been fed with dry feed in that shape - you can get snacker feeders now and you tow behind a quad and it drops pellets on the ground... He added: "I think there was a chap in Yorkshire who spelled out 'will you marry me' to his girlfriend in sheep by putting feed down." Yeah, I think your guess is a good one since that liklihood is mentioned so prominently in the article.