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Genetic assessments often provide fascinating insights into the underlying agents of evolutionary change

Prior posts have noted the numerous selection factors that help to drive evolutionary change. Genetic analysis of two such changes show evolutionary change in action. It turns out that Zygaena caterpillars make cyanide in the same manner as their host plant, the bird's-foot trefoil, but the underlying...

Bee Explorers Have a Slightly Different Genetic Makeup than the Rest of the Hive

Researchers have found that honey bees who consistently explore new environments for food have different genetic activity in their brains than their less-adventurous hive mates. In a demonstration how nature often uses the same tools in various settings, though sometimes to yield different mechanisms...