- It's not only the abundance of food that attracts wild animals to cities.
充足的食物并不是吸引野生动物迁入城市的唯一要素 - They're usually several degrees warmer than the surrounding countryside.
城市的气温通常比郊外略高几度 - And here in Rome, in Decembe
十二月的罗马 - one animal is taking full advantage of this extra heat.
有一种动物充分利用着这丝温暖 - And it's leaving it's mark.
在城市中留下自己的印记 - In a single winter's day,
冬季的每一天 - ten tonnes of its droppings rain down on the city.
都有十吨粪便雨降临这座城市