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The neuroscientist Erich Jarvis found that songbirds’ vocal skills and humans’ spoken language are both rooted in neural pathways for controlling learned movements.
Scientists are exploring a mysterious pattern, found in birds’ eyes, boxes of marbles and other surprising places, that is neither regular nor random.
Modern birds emerged in a snap of evolutionary time through a series of simple genetic changes.
Despite swapping DNA through interbreeding, butterflies and other animals can maintain distinct species.
A large new study of ovenbird lineages questions the extent to which competing species push each other to evolve.
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