Bird immune systems reveal harshness of city life

Tuesday, January 29, 2019 - 10:21 in Biology & Nature

They may peck greedily at feeding tables – and have it easier than country birds do in the warmer urban winters – but city birds, it turns out, are in turmoil on the inside. Researchers have found that many internal defence mechanisms that are quiet in rural birds are much more active in those in […]

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