نتایج جستجو برای: evolutionary history

تعداد نتایج: 458856  

Journal: :Annual Review of Animal Biosciences 2021

The equid family contains only one single extant genus, Equus, including seven living species grouped into horses on the hand and zebras asses other. In contrast, equine fossil record shows that an extraordinarily richer diversity existed in past provides multiple examples of a highly dynamic evolution punctuated by several waves explosive radiations extinctions, cross-continental migrations, l...

A. Yadav J. Dash M. Padhee S. Bhattacharya

Human language, over its evolutionary history, has emerged as one of the fundamental defining characteristic of the modern man. However, this milestone evolutionary process through natural selection has not left any ’linguistic fossils’ that may enable us to trace back the actual course of development of language and its establishment in human societies. Lacking analytical tools to fathom the cr...

1997
Kenneth De Jong David B Fogel Hans-Paul Schwefel

This section presents a brief but comprehensive summary of the history of evolutionary computation, starting with the ground-breaking work of the 1950s, tracing the rise and development of the three primary forms of evolutionary algorithms (evolution strategies, evolutionary programming and genetic algorithms), and concluding with the present time, in which a more unified view of the field is e...

Abstract. Eurasian Nuthatch (Sitta europaea), with 18 subspecies, has a wide distribution in deciduous forests of Eurasia. The subspecies S.e.persica is a resident bird in the Zagros Mountains, from north-west to south-west of Iran. The aim of this study was to evaluate the taxonomic and phylogenetic relationships of this subspecies to European, Asian, as well as Caucasian clades. For this purp...

Journal: :Asian Pacific Journal of Tropical Medicine 2016

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