According to scientists, which one of the following is the only known animal, except for humans, capable of telling the difference between odd and even numbers?
Butterfly
Honeybee
Dragonfly
Cricket
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UPSC Geoscientist – 2023
Research published in journals like Science Advances has shown that honeybees can be trained to identify and differentiate between sets of objects containing odd and even numbers, suggesting numerical cognition beyond simple counting.