• Question: how many animals are in the whole world?

    Asked by ashu2005 to Ajay, Kate, Kuntal, Pip, Reka on 10 Nov 2016.
    • Photo: Reka Nagy

      Reka Nagy answered on 10 Nov 2016:

      Nobody knows for sure, as we’ve not discovered all of them yet, especially not the animals living deep in the oceans.
      Estimates place the number of species at around 8.7 billion – that is more species of animals than there are humans on Earth!

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