Female Fruit Flies Like One Mate, or His Brother
By SINDYA N. BHANOO
British researchers report, on the other hand, that male fruit flies do not like to mate with the same female twice, and avoid her sister. The sense of smell also helps fruit flies figure it all out.
Published: October 1, 2013 at 4:00AM
via NYT Science http://www.nytimes.com/2013/10/01/science/female-fruit-flies-like-one-mate-or-his-brother.html