TY - JOUR PB - American Physical Society ID - 10.1103/PhysRevFocus.26.20 TI - How Animals Avoid Each Other JF - Physical Review Focus JA - Phys. Rev. Focus J1 - FOCUS VL - 26 IS - SP - 20 EP - PY - 2010/11/12/ UR - http://link.aps.org/doi/10.1103/PhysRevFocus.26.20 A1 - Schirber, Michael ER -