Sci Show: There are at least 50 billion individual wild birds in the world, according to a new study. House sparrows alone make up about 1.6 billion of these.

Tuesday, May 18, 2021

There are at least 50 billion individual wild birds in the world, according to a new study. House sparrows alone make up about 1.6 billion of these.

https://ift.tt/3tQLflb via /r/science https://ift.tt/2SZEyjZ

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