Ask most people about pollution and they will think of plastic, oil, smog, and chemicals. Ironically one of the biggest forms of pollution is one we do not hear about very often, noise pollution. Noise pollution, generally an unintended by-product of urbanisation, transport and industry, is a key characteristic of human development and population growth. With increasing levels of man-made noise in the environment, animals are having to contend more and more with external stim