2nd October 2019

nature
15

How many species are there?

Number of species on Earth tagged at 8.7 million. Most precise estimate yet suggests more than 80% of species still undiscovered. There are 8.7 million eukaryotic species on our planet — give or take 1.3 million.

Thereof, how many species are known to exist?

Summary: About 8.7 million (give or take 1.3 million) is the new, estimated total number of species on Earth -- the most precise calculation ever offered -- with 6.5 million species on land and 2.2 million in oceans. Announced by the Census of Marine Life, the figure is based on a new analytical technique.

How many animals are there in the world?

First, we don't even know how many types of animals there are in the world, let alone how many individual animals there are. Scientists have recently estimated that there are approximately 8.7 million species on Earth. They believe that 1-2 million of those species are animals.

How many species are there on the planet?

On Tuesday, Dr. Worm, Dr. Mora and their colleagues presented the latest estimate of how many species there are, based on a new method they have developed. They estimate there are 8.7 million species on the planet, plus or minus 1.3 million.
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