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  • Horse cognition and behavior from the perspective of primatology
    Mammal species number about 4000–6000, depending on the method of classification used The common mammalian ancestor existed in the Mesozoic, 252–66 million years BC This ancestor is believed to have been a small, nocturnal, terrestrial creature, similar in form to present-day rats and mice
  • Our World in Data
    The source for this CO 2 data is the Global Carbon Budget, a dataset we update yearly as soon as it is published In addition to these production-based emissions, they publish consumption-based emissions for the last three decades, which can be viewed in our Greenhouse Gas Emissions Data Explorer
  • Bushmeat hunting and extinction risk to the worlds mammals
    Between 1996 and 2008 (or later for more recently updated species), the conservation status of 23% of the heavily hunted mammal species deteriorated (63 of 270 species with data available), while only one species improved and the rest (n = 206; 76%) remained stable However, 40 species were already classed as critically endangered by 1996
  • The Effects of Ship Noise on Marine Mammals—A Review
    Impacts of Watercraft Noise on Marine Mammals The effects of underwater noise from anthropogenic activities on marine mammals have been summarized in several works and include the following: behavioral responses, acoustic interference (i e , masking), temporary or permanent shifts in hearing threshold (TTS, PTS), and stress (e g , Richardson et al , 1995; Nowacek et al , 2007; Erbe et al , 2018)
  • Host and viral traits predict zoonotic spillover from mammals
    In examining the raw data, we found that observed viral richness within mammals varies at a host order and viral family level, and is highest for Bunya-, Flavi- and Arenaviruses in rodents; Flavi
  • Ecography - Wiley Online Library
    However, we expect different species to have mixed responses to some of the anthropogenic pressure variables due to differences in diet and body size (Table 1) Material and methods Population density data We used terrestrial mammal population density estimates from an unpublished extended version of the TetraDENSITY database (Santini et al
  • Living Planet Index | WWF
    Population sizes of vertebrate species measured by the Living Planet Index (LPI) have more than halved in little more than 40 years The LPI, which measures trends in thousands of populations of mammals, birds, reptiles, amphibians and fish across the globe shows a decline of 58 per cent between 1970 and 2012





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