Investigating the case of human nose shape and climate adaptation. AA Zaidi , BC Mattern, P Claes, B McEcoy, C Hughes, MD Shriver.

Date: March 2017. Source: PLoS Genetics 13(3): e1006616. Abstract: The evolutionary reasons for variation in nose shape across human populations have been subject to continuing debate. An import function of the nose and nasal cavity is to condition inspired air before it reaches the lower respiratory tract. For this reason, it is thought the observed…