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  • Real or Fake? The Frightening Creatures in 10,000 BC
    The predators in the film "10,000 BC" are "significantly larger than Smilodon or Homotherium were in life," MacPhee noted "What you see in the film seems to be at least twice the body length of a
  • Introduction to the Monotremata - University of California . . .
    All of them are found only in Australia and New Guinea Monotremes are not a very diverse group today, and there has not been much fossil information known until rather recently In some ways, monotremes are very primitive for mammals because, like reptiles and birds, they lay eggs rather than having live birth In a number of other respects
  • Amazon Rainforest Birds: Species List Top 10
    There are more than 1,300 species of bird in the Amazon Rainforest This astonishing amount accounts for one-third of all bird species in the entire world! Around 30 of the birds are endemic to the region, with the many Amazon birds being migratory, either spending the winter or passing through the rainforest at certain times of the year
  • Global Taxonomic Diversity of Living Reptiles - PMC
    Reptiles, with 9,546 species (and ∼2,800 subspecies), are the second richest class of tetrapods – close to the ∼10,600 known species (and ∼12,000 subspecies) of birds , and substantially more diverse than the ∼6,770 species of amphibians , and the ∼5,400 species of mammals ,
  • Comparative Physiology of Lung Complexity: Implications for . . .
    Lungs evolved to increase diffusing capacity by compartmentalizing and reducing the size of individual gas exchange units This increased the potential for gas exchange limitations from ventilation-perfusion heterogeneity However, comparative studies on reptiles, birds, and mammals show that heterogeneity is independent of lung complexity
  • List of marsupials | Marsupial Species, Mammals, Australia . . .
    The largest and most-varied assortment of marsupials—some 200 species—is found in Australia, New Guinea, and neighbouring islands, where they make up most of the native mammals found there In addition to larger species such as kangaroos, wallabies, wombats, and the koala (Phascolarctos cinereus), there are numerous smaller forms, many of
  • Animal Info - Snow Leopard
    Biology, ecology, habitat, and status of rare, threatened and endangered species of mammals and information on their native countries: biodiversity, ecosystems, population, and land use





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