The Formation of Collective Silk Balls in the Spider Mite Tetranychus urticae Koch Clotuche, Gwendoline ; Mailleux, Anne-Catherine ; Astudillo Fernández, Aina ; Deneubourg, Jean-Louis ; Detrain, Claire ; Hance, Thierry Abstract Publication: PLoS ONE Pub Date: April 2011 DOI: 10.1371/journal.pone.0018854 Bibcode: 2011PLoSO...618854C