The lips of sheep is thin and flexible. There is a obvious longitudinal groove in the middle part of the upper lip. An area of hairless hair between two nostrils is known as nasoscope（）
The lips of sheep is thin and flexible. There is a obvious longitudinal groove in the middle part of the upper lip. An area of hairless hair between two nostrils is known as nasoscope（）
A.正确
B.错误
正确答案：正确
Tag：动物解剖生理
时间：2021-12-25 22:21:56