HELP PLEASE!! Will a reasonably old lamb survive all night on its own.?

yes, if there is no dogs that will chase it but to marrow go to the places that has sheep and let them know where the sheep is ,if the sheep can i am sure it will go back but its like us we lose our way to so some one has to lead us home. so if you see sheep to marrow go to other homes to see if there missing a sheep please before a dog try to chase sheep they don't know where to run only run into things if some thing is after them little lost sheep please find its way home you can help ..