Tag: birds

Did you call? Misuse of bird call audio is disturbing bird behaviour

Using recorded audio calls downloaded from the internet or “call playbacks” for birdwatching has increasingly become a problem in India. The overuse of such artificial methods can affect breeding habits and social behaviours. Parks and guides are now considering ways to limit misuse so as to prevent harassment of birds, though some disagree with a complete ban.

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Bird immune systems reveal harshness of city life

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. By Aisling Irwin Researchers have found that many internal defence mechanisms that are quiet in rural birds are much more active in those in cities. These biological pathways are pumping out extra antioxidants, immune system cells and detoxifiers – a sign that urban life is challenging their health. Globally, bird numbers are dropping. According to figures published by conservation organisation BirdLife International last year, 40% of bird species have

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