1. Coevolutionary Biology: Sex and the Geographic Mosaic of Coevolution
John N. Thompson 
Current Biology 
Volume 19, Issue 17, Pages R735-R736 (September 2009)
DOI: /j.cub
Copyright © 2009 Elsevier Ltd Terms and Conditions

2. Figure 1
Lake Alexandrina in the Southern Alps of New Zealand with ducks that are the definitive host of the parasitic trematode, Microphallus sp.
Photograph courtesy of Jukka Jokela.
Current Biology  , R735-R736DOI: ( /j.cub )
Copyright © 2009 Elsevier Ltd Terms and Conditions