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  • Areas of Scientific Uncertainty - Science and the Endangered . . .
    The main purpose of the Endangered Species Act is to provide protection for species with an uncertain future, and uncertainty permeates all decisions made under the act This chapter focuses on the major areas of scientific uncertainty that exist with respect to applications of the ESA The emphasis is on uncertainties that could be resolved with further research, as opposed to intrinsic
  • BIO 102 Final Exam Study Guide Flashcards - Quizlet
    Study with Quizlet and memorize flashcards containing terms like Whenever we ________, we are proceeding scientifically , A scientist notices that a population of birds has decreased dramatically within one year and suspects that a newly introduced snail population may be affecting the bird population Some individuals within the bird population eat snails, primarily, while other individuals
  • Surrogate Species: Piecing Together the Whole Picture
    Often these species are large mammals (e g , grizzly bears, wolves, bison) or birds (e g , trumpeter swans, loons), but also include pika and other species that are readily recognized as sensitive to a changing climate These species of conservation concern may also be species listed as threatened or endangered under the Endangered Species Act
  • Conservation status of the world’s carnivorous mammals (order . . .
    tain species are classied as Data Decient (DD), due to the lack of adequate information to assess their extinction risk In this study, VU, EN and CR species were grouped as “Threatened Species” We calculated the number and percentage of threatened species belonging to each family, the whole order Carnivora and the class Mammalia and
  • CH 11-12 Flashcards - Quizlet
    Study with Quizlet and memorize flashcards containing terms like 1 We are usually referring to species diversity when we talk about biodiversity However, genetic diversity is also important to ecological systems because diverse genes Are important for a balanced ecosystem Increase the efficiency and productivity of a system because all niches are filled Lead to diverse ecological processes in
  • levels of biological classification - Students | Britannica . . .
    The science dealing with the classification of animals and other living things is called taxonomy The taxonomist creates from a varied array of organisms a hierarchy of groupings, or taxa (singular, taxon), that have an orderly relationship to each other The basic unit is the species In modern classification, the domain is the highest-ranked taxon In plant classification, the term <i
  • Bioclimatic map of Tay Nguyen at scale 1:250,000 for setting . . .
    Of this number 27 species were described at different times as new to science The most intensively studied areas are the environs of Dalat city and Bidoup – Nui Ba National Park





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