In a series of experiments, the fuzzy pollinators figured out how to use a ball as a tool to access a sugary treat. The study ...

Scientists observe bumblebees rolling a ball underneath a flower to get sugar, showing complex problem-solving abilities.

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A meadow grasshopper (Pseudochorthippus parallelus). This species is widespread across most of Europe and is commonly used as a model organism in evolutionary biology. If an experiment is repeated ...