| 单词 | Anal Sacs |
| 释义 | Anal Sacs《英文msh词典》Anal Sacs [主题词] Anal Sacs [入口词] Anal Glands,Animal [入口词] Anal Gland,Animal [入口词] Anal Sac [中文释义] 肛囊 [英文释义] A pair of anal glands or sacs,located on either side of the ANUS,that produce and store a dark,foul-smelling fluid in carnivorous animals such as SKUNKS and DOGS. The expelled fluid is used as a defensive repellent (in skunks) or a material to mark territory (in dogs). |
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