Media type: E-Article Title: Host density and ectoparasite avoidance in the common lizard ( Lacerta vivipara ) Contributor: Sorci, Gabriele; de Fraipont, Michelle; Clobert, Jean imprint: Springer Science and Business Media LLC, 1997 Published in: Oecologia Language: Not determined DOI: 10.1007/s004420050224 ISSN: 0029-8549; 1432-1939 Keywords: Ecology, Evolution, Behavior and Systematics Origination: Footnote: