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  • Number of Species on Earth - Current Results
    The greatest species diversity exists among insects, which account for about one million of the earth's species known to science Mammals make up one of the smallest groups, with just 5,513 members Altogether the earth's oceans, lakes, continents and islands support over 66,000 identified species of vertebrate animals and more than 307,000
  • How many species are there? - Our World in Data
    One of the most widely cited figures comes from Camilo Mora and colleagues; they estimated that there are around 8 7 million species on Earth today 4 Costello et al (2013) estimate 5 ± 3 million species; Chapman (2009) estimate 11 million; and after reviewing the range in the literature, Scheffers et al (2012) choose not to give a concrete
  • Numbers of Animals on Earth: How Many Species Have Ever Existed?
    As of 2022, about 2 16 million animal species have been formally described, according to the IUCN Red List However, a 2013 study suggests that up to 20% of those animals could be duplicated or
  • How many animals have ever existed on Earth? - Live Science
    For example, if there are currently 3 85 million species of insects on Earth, that corresponds to 385 million in the past — and 385 million times 10 quintillion is 3 85 x 10^27 insects
  • Global biodiversity - Wikipedia
    Insects make up the vast majority of animal species [14]Chapman, 2005 and 2009 [9] has attempted to compile perhaps the most comprehensive recent statistics on numbers of extant species, drawing on a range of published and unpublished sources, and has come up with a figure of approximately 1 9 million estimated described taxa, as against possibly a total of between 11 and 12 million
  • How Many Animals Are In The World In 2024
    Of the 8 7 million species that exist on earth, we would probably consider 2 16 million species (2,153,938 exactly) to be animals; however, the other 0 3 million species are made up of living animals, too—such as amphibians, corals, and crustaceans More Than 75,923 Vertebrate Species Have Been Identified (IUCN)
  • How Many Species Exist? - National Wildlife Federation
    But more than 200 years after biologists began naming and classifying the world´s plants and animals, they still do not know how many species exist Estimates range from 3 million to 100 million or even more Taxonomists--biologists who specialize in identifying and classifying life on the planet--have named approximately 1 7 million species





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