Behavioural changes in cities: the common black garden ant defends aphids more aggressively in urban environments

Data and R code to analyse changes in aphid and ant populations and ant behaviour along a gradient of urbanisation in Berlin, Germany. This is a work in progress associated to a publication in preparation.本数据集包含用于分析德国柏林沿城市化梯度下蚜虫与蚂蚁种群变化及蚂蚁行为的相关数据及R代码。本研究尚在推进中，关联一篇待发表的学术论文。