sparrows

Unique bird song that ‘went viral’ among sparrows travelled 2,000 miles in 20 years

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The longest retweet: Scientists reveal how a bird song that ‘went viral’ among a species of sparrow in Canada spread 2,000 miles over the Rocky Mountains over 20 years Song has travelled from British Columbia to Alberta and Ontario in Canada It is thought the ‘catchy’ tweet has been passed on as females prefer the … Read more

Number of house sparrows rises by ten per cent in a decade

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Hope for the British house sparrow as RSPB survey shows numbers of the chirpy bird have grown by ten per cent in the last decade RSPB Big Garden Birdwatch annually surveys Britain to determine bird numbers Found sparrow numbers are stabilising and increasing since 2010   This was the 41st year the project was held and followed a … Read more