Clément YASAR, Research Engineer at the LNCA, won the Chantal Autissier - 3R Prize for his project entitled "Weighting refinement of marmosets". This project supported by Sébastien Ballesta's FC3R grant "Digital Approaches" was conducted at SILABE in collaboration with Christelle Gandon - Animal Care Manager. It aims to develop an automatized device allowing to refine weigh recording methods for marmosets.