Positive and negative social behaviours and the development of social skills were mainly observed and examined in the studies, in terms of the frequency that they increase or decrease. The frequency of smiling and laughing showed to increase when children were exposed to therapy dogs. This behaviour was directed towards the therapy dogs, as well as, towards the children’s mothers and the therapists. Following this, eye contact also improved, where children made voluntary eye contact with their mothers. Also, some children showed some hesitation, reluctance and anxiety to interact with the therapy dogs, but quickly overcame this towards the end of their sessions, where they learnt to enjoy the interactions with the dogs and therapists, as discussed by two studies.…