Rooting for the Home Team -- Zala 2007 (613): 3 -- ScienceNOW

Rooting for the Home Team -- Zala 2007 (613): 3 -- ScienceNOW: "Humans tend to treat relatives better than strangers--'blood is thicker than water,' as the axiom goes--and now it appears that plants play by the same rules. A new study provides the first evidence that flora can recognize its family and that plants treat kin better than outsiders."