Killer Whale Culture Shapes Their Evolution

When it comes to evolution in modern humans, environmental pressures have almost all been accounted for — instead of adapting our bodies we can come up with technological solutions that work just as well. But our culture, the shared set of activities, behaviors and beliefs that define our lives, still provides a degree of variation that could serve to imprint itself on our bodies in the long term.

Culture extends to other animals, too. Social groups often display patterns of behavior uniq

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