| 单词 | flehmen response | 
| 释义 | > as lemmasflehmen response   A behaviour seen in many mammals in response to certain olfactory stimuli, esp. sex pheromones, characterized by a curling of the upper lip and a raising of the head. Frequently attributive, esp. in  flehmen response. ΚΠ 1962    J. A. R. A. M. Van Hooff in  Symposia Zool. Soc. No. 8. 118  				Schneider..thought of it as a careful ‘tasting’ of the smell and called it ‘Flehmen’. Failing an English translation, this word will be borrowed to name this facial posture.]			 1970    Jrnl. Mammalogy 51 270  				Flehmen or lipcurl was quite common [in a herd of captive giraffes], usually by a male to the urine of a female. 1974    M. W. Fox Understanding your Cat iii.65  				With certain substances a cat will open its mouth (the flehmen reaction) to facilitate access of odors to this special olfactory organ. 1992    BBC Wildlife Jan. 34/1 		(caption)	  				The Flehmen response forces air into the vomeronasal or Jacobson's organ, a pouch deep within the nose which analyses sex pheromones and other smells. 2002    Trav. Afr. Winter 105/4  				In many species actual readiness for mating is established through Flehmen, the male sniffing the urine and genitals of a female using a teeth-exposing, nose-wrinkled grimace. < as lemmas | 
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