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Resource sharing is sufficient for the emergence of division of labour

Division of labour is seen in many social organisms. A study based on a theoretical model and published in the journal Nature Communications shows that resource sharing is sufficient for the emergence of the division of labour within a group of initially identical individuals.

Moving in a single file

Sheep in the field alternate graphing phases when they are static or moving slowly and phases when they are moving, at a higher speed, in most cases collectively in a single file. We investigate the rules that could explain these intermittent file movements.
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