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  • How much do we know about the breeding biology of bird . . .
    We collected all available information on three critical nesting parameters (clutch size, incubation period and nestling period) for the close to 10 000 bird species in the world and identified taxonomic, geographic and habitat gaps in the distribution of knowledge on avian breeding biology
  • Bird census and survey techniques - EBCC
    The lists of globally threatened bird species (BirdLife International 2000) or of species of conservation concern in individual continents, countries or regions (e g Carter et al 2000; Gregory et al 2002; www partnersinflight org), are based largely on information on population size In addition, surveys can be used to
  • Extinction risk from climate change - Wikipedia
    A 2013 study estimated that 608–851 bird species (6–9%) are highly vulnerable to climate change while being on the IUCN Red List of threatened species, and 1,715–4,039 (17–41%) bird species are not currently threatened but could become threatened due to climate change in the future [58]
  • Declining bird populations are a ‘grim’ reminder of rapid . . .
    The declining trajectory of bird populations in India follows global trends, where 48 percent of birds have declined, according to the 2022 State of World’s Birds report India hosts around 1,350 of the world’s bird species, of which 78 are found only within India
  • Invasive Species Are Costing the Global Economy Billions . . .
    The number of invasive nonnative species exceeds the number of native ones in more than a quarter of the world’s islands Image Aedes aegypti, a mosquito that can spread the Zika virus and
  • ‘Gut-wrenching and infuriating’: why Australia is the world . . .
    38 mammals have been driven to extinction since colonisation, and many more are close to joining them We have the solutions at hand, but warnings continue to be met with mediocre responses
  • Half of All Species Are on the Move—And Were Feeling It
    A tally of more than 4,000 species from around the world shows that roughly half are on the move The ones on land are moving an average of more than 10 miles per decade , while marine species are





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