Watch the film. There is a child at home and several children in a baby home. What physical differences can you see between the children? Pay attention to their hair, skin, eyes, body movements, vocalisation etc…..
You can find out more about relational withdrawal and the ADBB Scale here: https://www.adbb-scale.com The film in its entirety is in the additional resources.
This 2nd clip is about a baby girl called Faya. She lived at home for the first few months of her life before going to the baby home.
It is a hard watch but shows how relational withdrawal happens and what it looks like.