Altruism is a social behavior where an individual sacrifices personal fitness to increase the fitness of the group, often aiding close kin (kin selection).
L'altruisme est un comportement social où un individu sacrifie sa propre forme physique pour améliorer celle du groupe, souvent pour aider des parents proches (sélection de parentèle).
| Front | Altruism |
|---|---|
| Back | - social behavior - giving up individual fitness to increase fitness of the whole group ex) honeybee sting - sacrifice ensures survival of kin (kin selection) |
Tags: chapter_18, social_behavior
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