ちょっと前のニュースです
By dark of night, how do bats smell their way to fruit?
Scientists find distinctive patterns of olfactory receptors in fruit-eating bats
March 3, 2014
http://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=130600
http://www.nsf.gov/news/mmg/media/images/Hayden_etal2014_MBE_Uroderma_bilobatum_S_Puechmaille_f.jpg
Specialized gene pattern in fruit-eating bats
Now scientists have identified a distinctive olfactory receptor gene pattern in fruit-eating bats, as well as the particular olfactory receptor gene families important to their fruit diets.
A Cluster of Olfactory Receptor Genes Linked to Frugivory in Bats
http://mbe.oxfordjournals.org/content/31/4/917