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Behavior
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The Elusive Calculus of Insects’ Altruism and Kin Selection
How the ultra-cooperative behavior of ants, bees and other social insects could have evolved continues to challenge formal analysis. But a new theory about hedging bets against nature’s unpredictability may change the math and shift the debate.
In Bees, a Hunt for Roots of Social Behavior
By comparing the genomes of social and solitary bees, scientists hope to uncover the basis for communal behavior.