In a lab test, honeybees were able to calculate the probability of an artificial flower dispensing sweetened water, then use this information to inform their foraging strategy
Source:
https://www.newscientist.com/article/2253394-honeybees-are-able-to-calculate-probability-and-use-it-to-find-food/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home