How 600000 citizen scientists helped calculate that Earth is home to 50 billion birds

Retrieved on: 2021-05-25 23:03:45

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How 600000 citizen scientists helped calculate that Earth is home to 50 billion birds. View article details on hiswai:

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Data collected by 600,000 citizen scientists around the world has been used to calculate how many birds and bird species there are on Earth.

Article found on: www.abc.net.au