منابع مشابه
Predation and Defence
Polyclad flatworms are soft, juicy, and delicate worms. During evolution they had to evolve strategies to protect themselves from all the hungry reef animals (especially fish and crustacea) that might eat them. One general principle is camouflage which means in first line to become invisible by being exclusively active at night or by matching both the texture and the colour of the food they pre...
متن کاملNest Predation and Nest Sites
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متن کاملPrepayment Penalties: Efficiency and Predation
This paper presents evidence that reductions in mortgage interest rates associated with prepayment penalties are greater for riskier borrowers, as measured by mortgage type, credit scores, and local incomes and education levels. This is consistent with an efficiency view that, by reducing the reclassification risk faced by lenders, prepayment penalties can be welfareimproving. Additional findin...
متن کاملCapital Accumulation and space economy in Iran
Introduction The accumulation of capital is being considered as a major driving force as far as the development is concerned. The mechanism of this accumulation implemented during three processes. Capital accumulation within different historical and geographical setting results in special locational forms known as space economy. Historical experiences with respect to capital accumulation in ...
متن کاملPredation in two species of leech under laboratory conditions
Two 60 day experiments on predation behavior of leeches were conducted concurrently. In the first, medicinal leeches, Hirudo orientalis (Utevsky and Trontelj, 2005) were fed to satiation on bovine blood and subsequently transferred into two large opaque plastic containers of equal size but with differing temperatures, 6-7?C and 23-24?C, containing starved Erpobdella octoculata (L.). At the high...
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ژورنال
عنوان ژورنال: Journal of Economic Growth
سال: 1996
ISSN: 1381-4338,1573-7020
DOI: 10.1007/bf00141042