among heifers attempting to access limited feed supplement. This study was divided into two
stages:(1) observation of behaviour at the paddock and (2) arena tests. In stage 1, we
measured socio-positive interactions (licking and frequency of proximity among animals)
and agonistic interactions in a herd of nineteen dairy heifers. The frequency of proximity
between animals of different dominance ranks was used as a measure of the degree of …