Animal Behaviour
Animal Behaviour > 2007 > 73 > 4 > 605-612
Animal Behaviour > 2009 > 78 > 3 > 735-740
Animal Behaviour > 2010 > 80 > 2 > 277-282
Animal Behaviour > 2007 > 73 > 4 > 605-612
Animal Behaviour > 2009 > 78 > 3 > 735-740
Animal Behaviour > 2010 > 80 > 2 > 277-282