Please do not add content without citing verifiable and reliable sources, as you did to Reciprocal altruism. Before making any potentially controversial edits, it is recommended that you discuss them first on the article's talk page. Please review the guidelines at Wikipedia:Citing sources and take this opportunity to add references to the article. Thank you. Kotiwalo (talk) 16:47, 25 August 2009 (UTC)[reply]

I struck out the warning, as the content was sourced. I missed the sources and I apologize - feel free to improve the article! Kotiwalo (talk) 17:09, 25 August 2009 (UTC)[reply]

Hello, Gadale. You have new messages at Kotiwalo's talk page.
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