1. Altruism Current Biology
Stuart A. West, Andy Gardner, Ashleigh S. Griffin 
Current Biology 
Volume 16, Issue 13, Pages R482-R483 (July 2006)
DOI: /j.cub
Copyright © 2006 Elsevier Ltd Terms and Conditions

2. Figure 1 Social behaviours.
Current Biology  , R482-R483DOI: ( /j.cub )
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3. Figure 2 Altruistic organisms.
Left: a fruiting body in the slime mold Dictyostelium discoideum (photo by Owen Gilbert). Middle: brood care in the ant Myrmica scabrinodis (photo by David Nash). Right: brood care in long-tailed tits (photo by Andrew MacColl).
Current Biology  , R482-R483DOI: ( /j.cub )
Copyright © 2006 Elsevier Ltd Terms and Conditions