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Your article suggests that the change is an evolutionary process. However, this and the other examples given are all more selective breeding than natural selection. In this case, organisms with undesirable characteristics (smaller size) are overrepresented during reproduction as the result of removing the larger organisms from the breeding population. Robert ArdreyPrescott, Ariz. The tale […]
By Science News -
PlantsHoney, We Shrank the Snow Lotus: Picking big plants reduces species’ height
Years of harvesting the larger plants of a Himalayan wildflower used in traditional medicines may be driving the evolution of a stubbier plant form.
By Susan Milius -
AstronomyCore Finding: Latest, oddest planet hints at how orbs form
A newly discovered planet beyond the solar system has the most massive core of any planet known.