Diversification of Life Histories in New World Birds
نویسندگان
چکیده
منابع مشابه
Diversification of Life Histories in New World Birds
lOak Creek Lab 0/ Biology, Department 0/ Fisheries and Wildlife, Oregon State University, Corvallis, Oregon 97331, USA; 'Department 0/ Migration & immunoecology, Max Planck institut/iir Ornithologie, D-78315 RadolJzell am Bodensee, Germany; 3Department 0/ Animal Science, University o/California, Davis, California 95616, USA; 'Department o/Natural Resources & Environmental Science, University 0/...
متن کاملEvolution of reproductive life histories in island birds worldwide.
Island environments typically share characteristics such as impoverished biotas and less-seasonal climates, which should be conducive to specific adaptations by organisms. However, with the exception of morphological studies, broad-scale tests of patterns of adaptation on islands are rare. Here, I examine reproductive patterns in island birds worldwide. Reproductive life histories are influence...
متن کاملGoing to extremes: contrasting rates of diversification in a recent radiation of new world passerine birds.
Recent analyses suggest that a few major shifts in diversification rate may be enough to explain most of the disparity in diversity among vertebrate lineages. At least one significant increase in diversification rate appears to have occurred within the birds; however, several nested lineages within birds have been identified as hyperdiverse by different studies. A clade containing the finches a...
متن کاملsecuritization of mortality risks in life annuities
insurers have in the past few decades faced longevity risks - the risk that annuitants survive more than expected - and therefore need a new approach to manage this new risk. in this dissertation we survey methods that hedge longevity risks. these methods use securitization to manage risk, so using modern financial and insurance pricing models, especially wang transform and actuarial concepts, ...
15 صفحه اولthe tragedy of modern man in arthur millers world
what miller wants is a theatre of heightened consciousness. he speaks of two passions in a man, the passion to "feel" and the passion "know". he belives that we can have more of the latter. he says: drama is akin to the other inventions of man in that it ought to help us know more and not merely to spend our feelings. the writing of the crucible shows us that he is trying to give more heightene...
15 صفحه اولذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: The Auk
سال: 2010
ISSN: 0004-8038,1938-4254
DOI: 10.1525/auk.2010.127.2.253