Why you may need to encourage social distancing around your bird feeder

[PhysOrg]

People in Britain feed up to 196 million birds a year with 60,000 tonnes of bird food, at a total cost of £300 million. All those garden feeders have helped boost populations of dozens of bird species, including the garden regular, the blue tit, whose numbers have increased by 26% in the last 50 years.

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