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...course, but the main problem confronting researchers is that bees are very small and difficult to follow as they go about their business. This presents a substantial challenge to tracking their movements and quantifying the major causes and effects of population declines. Current studies tend to count the number of bees that do not return to a hive as lost or dead, for...

...course of the experiments, it was also clear that these animals were reacting more quickly. It became increasingly difficult for me to pass by individual prairie dogs close to the trail without triggering loud alarm calling, which rapidly spread to neighbouring animals. But strangely, other nearby humans, such as hikers and cyclists, passed by the same animals and barely...