amphibian

At first this amphibian deals with the cooler days by burying itself in the soil.

起初，天气乍凉的时候，这种两栖动物将自己埋在土壤里。

Why does the speaker choose that amphibian as her representative of a public creature?

诗人为何选择这个两栖动物作为公众人物的代表？

"Almost all of them were abandoned somewhere in the city, " said Wu Weichun, the director of the zoo's amphibian department, to the Shanghai Dailynewspaper.

“它们中几乎所有都是在城市里被遗弃的，”动物园两栖动物馆主任吴文春对《上海每日新闻报》说。