…just like you do not take a pup for a walk with an adult dog until he can walk far enough and long enough or you carry him, yes you.. There is basic info around for people to read and use. USE IT!
He went into the ditch to pull it out. Good boy!
Luck..you got it or you don’t. Natural hunting instinct at its best.
It all started with a “sit “, “good girl“…There is always a reason for a “command”! At 4 months old, you need to deal with what they can understand and not your version of what you think they can understand…mimetism does the rest.