He and his colleagues carried out the experiment in an open-air pool in a zoo in Cologne.

他和他的同事在在克隆动物园的露天水池里进行了他们的实验。

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A female Siberian maral looks at a camera in its open-air cage at the Roev Ruchey Zoo in Krasnoyarsk, Russia.

俄罗斯克拉斯诺亚尔斯克的Roev Ruchey动物园内，一只雌性的西伯利亚赤鹿站在露天笼舍里看向摄影镜头。

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The zoo has prepared an outdoor enclosure decorated with ferns and a footbridge , a sleeping area with all-season air conditioning and bamboo to welcome the two pandas.

动物园准备了蕨类植物和小桥装饰而成的露天围墙，四季都有空调调控和竹子的睡觉的地方，来欢迎这对熊猫。

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This was good for my secret because I was comfortable with such language, and he and I shared sumptuous ideas over fine wine or walking through the Central Park Zoo smelling the chilly fall air.

FORBES: Magazine Article

She blasted the air conditioning and spritzed the bird with water after zoo staff instructed her to keep it cool.

NPR: Penguin Found Stranded On New Zealand Beach Dies

We also showcased several feats of futuristic architecture -- a skyscraper zoo with a built-in ferris wheel and a shape-shifting solar bridge that purifies the air.

ENGADGET: Inhabitat's Week In Green: solar-powered stadium, bipod flying cars and biofueled flights