Lou is 4 to 5 months old. Over his first few months Lou has learned the voice of Mariposa, remember what Mariposa like and understand that Mariposa responds when Lou needs her. At about four to five months old, Lou is starting to form a stronger attachment to Mariposa. He is also got to know other close family members and carers well and understands who they are. At this stage, Lou will turn to when he hears mariposa’s voice and might even respond to his name or another sound like a bell ringing.