Light pollution causes birds to sing for an average of 50 minutes longer each day, according to new research.
Birds that are active during daylight hours continue singing later into the night in areas with substantial light pollution, according to American scientists.
They discovered that light pollution is prompting birds worldwide to extend their vocalisations by an average of 50 minutes.
The examination of more than 500 diurnal bird species revealed that birds with greater light exposure – whether through larger eyes or exposed nests – are most significantly impacted by light pollution.
Researchers understand that light pollution, which affects nearly a quarter of the planet, is altering activity patterns controlled by the circadian light-dark cycle in individual species.
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