
Flies might be smarter than you think. New research shows fruit flies know what time of day it is. What’s more, the insects can learn to connect different scents with the sweet reward of sugar, depending on the hour: menthol in the morning and mushrooms in the afternoon.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/SXF_sEwr_HI/150528124154.htm