May 2015

The May cover image shows an incubating female green manakin (Xenopipo holochlora). The picture is taken by the authors of the study "Loss of sexual dimorphism is associated with loss of lekking behavior in the green manakin Xenopipo holochora". Access the paper here: http://onlinelibrary.wiley.com/doi/10.1111/jav.00545/abstract

Photo by: Luis Carrasco