Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 在蔓越莓季节的高峰期，一个沼泽地有60000颗蔓越莓。其中40%被人类采摘，另外20000颗被麋鹿吃掉。剩下多少颗蔓越莓？


### Response:
 首先计算人类采摘的蔓越莓总数：60000颗蔓越莓 * 40% = <<60000*40*.01=24000>>24000颗蔓越莓
然后减去人类和麋鹿吃掉的蔓越莓数量，得到剩下的蔓越莓数量：60000颗蔓越莓 - 24000颗蔓越莓 - 20000颗蔓越莓 = <<60000-24000-20000=16000>>16000颗蔓越莓