Negative feedback: ants choose unoccupied over occupied food sources and lay more pheromone to them

Stephanie Wendt, Nico Kleinhoelting & Tomer J. Czaczkes
In order to make effective collective decisions, ants lay pheromone trails to lead nestmates to acceptable food sources. The strength of a trail informs other ants about the quality of a food source, allowing colonies to exploit the most profitable resources. However, recruiting too many ants to a single food source can lead to over-exploitation, queuing, and thus decreased food intake of the colony. The non-linear nature of pheromonal recruitment can also lead colonies to...
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3 downloads reported since publication in 2019.

These counts follow the COUNTER Code of Practice, meaning that Internet robots and repeats within a certain time frame are excluded.
What does this mean?