%0 Journal Article %T Variation in Extrafloral Nectary Productivity Influences the Ant Foraging %A Denise Lange %A Eduardo Soares Calixto %A Kleber Del-Claro %J Archive of "PLoS ONE". %D 2017 %R 10.1371/journal.pone.0169492 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5207748/