At the current rate of decline, many of the rainforest animals could become extinct in less than 10 years.
按照目前的下降速度，许多雨林动物不到十年就会绝种。
《柯林斯英汉双解大词典》
2
Less colorful birds and animals that inhabit the rainforest tend to rely on other forms of signaling other than the visual, particularly over long distances.