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根據(jù)短文內(nèi)容及所給首字母提示寫出所缺單詞，并將完整單詞寫在橫線上。

People and animals live in the s　　1　　 world．We should keep the balance(平衡)b　　2　　 people and animals．If the balance is destroyed(破壞), there w　　3　　 be bad result to both people and animals．Wild animals are friendly, they are f　　4　　 of people．We have to p　　5　　 them, or there will be no wild animals in the future．There is a black and white animal l　　6　　 in China．It is always known as the national treasure of China．Everyone knows it is called Giant panda．Now there are f　　7　　 pandas than before．Most of them live in Sichuan and Gansu Provinces．There are also some other rare animals in China．H　　8　　 , the n　　9　　 is becoming smaller and smaller than before．So people should do their best to help these animals．They are in d　　10　　 of disappearing from the world．