NOISE POLLUTION KILLING BABY BIRDS

Noise Pollution Killing Baby Birds

Researchers believe that noise could be to blame, at least in part, for the sharp decline of the UK’s house sparrow population over the past four decades. There are a number of reasons why this might be. The leading hypothesis is that noise affects the selection of a mate, perhaps by drowning out mating calls. Another theory, supported by the observation that sparrows nesting in noisy areas are less effective at feeding their chicks, suggests that urban noise makes it difficult for adult birds to hear the hunger calls of their offspring and negatively affects the way the chicks are fed, thereby limiting their chances of survival.More… Discuss

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