Puppies found abandoned in paper cement sack

(Please see UPDATE at end)A neighbour was out early this morning taking his dog for its usual morning walk. Not far from the house the dog began to pull strongly on its lead in the opposite direction to the one they normally took, so intrigued he let the dog have its way. In rough ground just about 15 feet from the pavement in a shallow trench they came across what appeared to be a semi-empty