研究专家努力了解这样的感染，不过收集样本并不容易，因为鸭嘴兽是夜行动物，大多时间都在地底下或水中。

Researchers are trying to understand the infection, but gathering specimens is difficult because the platypus is a nocturnal creature and spends much of its time underground or in the water.

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天空中除了可以见到几只觅食的麻雀外，在也见不到别的鸟类，小动物们如蛇、青蛙等，都躲到地底下睡觉去了，天空显得很冷清。

The sky in addition to see a few foraging sparrows outside, in also see other birds, the small animals such as snakes, frogs, hide in the ground. It goes to sleep, the sky appears very cold.

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