Results showed that the great apes were more likely to follow the experimenter's gaze when he moved only his head. In contrast, the 40 human infants looked up more often when the experimenter moved only his eyes.
Some interesting science about how and why the human eye came to look as it does. The idea in this piece is that our eye design was useful for human ancestors to co-operate on tasks by being able to read intention from eye movements.
The eyese have it
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