"We tried to disentangle the 'genetic link' and the 'exposure' hypothesis in free-living feralpigeons Columba livia," Ms Jacquin reported.
“我们尝试解开野鸽身上关于“暴露”和“基因连接”的学说”，Ms Jacquin报道。
2
They suggested that feralpigeons within urban environments probably used their "memory and categorisation abilities in their daily foraging activities".
研究者发现生活在城镇中的野鸽很可能是利用了他们日常觅食活动中的“记忆和分类”的能力。
3
Although pigeons have shown remarkable feats of perception when given training in the lab this is the first research showing similar abilities in untrained feralpigeons.