News tagged with natural selection

Bigger brains led to bigger bodies in our ancestors

New research suggests that humans became the large-brained, large-bodied animals we are today because of natural selection to increase brain size. The work, published in the journal Current Anthropology, contradicts previous ...

dateApr 18, 2016 in Evolution
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Research resolves old polymorphism puzzle

The coexistence within species of two or more different forms has puzzled biologists for more than a century. According to evolutionary theory, natural selection should remove inferior individuals from the population, and ...

dateMar 11, 2016 in Plants & Animals
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Shedding light on the evolution of whale vision

Eyes are the window between an animal and its environment, and if your environment has changed as much as a whale's has over the last 50 million years, they tell an intriguing story about your evolutionary history. As marine ...

dateFeb 20, 2016 in Evolution
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