Labrador Retriever Size Guide: How Big Do Labs Get? - https://newdogtips.com/labrador-retriever-size-guide-how-big-do-labs-get/. As you welcome a new puppy, it's essential to take every step you can to ensure that it feels at in your house. Be sure your pet's area is safe for pets or set up a cage and develop a plan for interaction. Set up in a container A puppy crate is useful in the process of training your pup. It aids in managing your pet's anxiety about separation from you and stops him...