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  • Marine biogeographic realms and species endemicity - Nature
    The data were obtained from OBIS on 27th July 2009, comprised 815 data sets (Supplementary Tables 5 and 6), 110,000 nominal ‘species’, and 19 2 million location records, of which 18 1 million
  • Deep Impact and the Mass Extinction of Species 65 Million . . .
    The ICDP deep drilling project in the Chicxulub crater will also help Earth scientists to understand better the mechanisms of crater formation Cratering is a key process in formation and evolution of the rocky planets With a diameter of approximately 200 km Chicxulub is one of the largest and best preserved craters on Earth
  • Glossary - PBS
    Homo habilis: A species of hominid that lived between 1 9 and 1 8 mya, the first species in genus Homo, and the first hominid associated with clear evidence of tool manufacture and use
  • (PDF) Animal Migration: An Overview of One of Natures Great . . .
    The twenty-first century has witnessed an explosion in research on animal migration, in large part due to a technological revolution in tracking and remote-sensing technologies, along with
  • What is a wetland? And 8 other wetland facts | Stories | WWF
    Freshwater habitats, like lakes, rivers, streams, and wetlands, house more than 10% of all known animal species and about 50% of all known fish species, despite covering less than 1% of the earth's surface One of these freshwater habitats, wetlands—aquatic environments that are covered by freshwater, saltwater, or a mix—are often undervalued
  • Earths 20 Quadrillion Ants Outweigh All Wild Birds and . . .
    That's 20 thousand million millions, or in numerical form, 20,000,000,000,000,000 (20 with 15 zeros) We further estimate the world's ants collectively constitute about 12 million tons (11 million metric tons) of dry carbon This exceeds the mass of all the world's wild birds and wild mammals combined
  • What Losing 1 Million Species Means for the Planet — and . . .
    The report bases its estimate on the number of known species on the planet — about 8 million — and what we know about how many of those species are already at risk of extinction For example, more than 40 percent of the planet’s amphibian species are threatened with extinction, along with about a third of the shark family and a third of





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