In biology , a species is one of the basic units of biological classification and a taxonomic rank . A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. Because genetic incapability to interbreed is an essetial break between species, some argue that a more precise or differentiating measure would be based on similarity of DNA.
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Species were unique lifeforms. They were generally divided into three classifications: sentient, semi-sentient, and non-sentient. There were over 20 million sentient species ... In ... ...

SpeciesDatabase.com is trying to amass a large collection of information on all species that we can. All contributions can be made by users to the site, currently information can ... ...

Numerical Data and Functional Relationships in Science and Technology /Zahlenwerte und Funktionen aus Naturwissenschaften und Technik Gruppe 2 / Bd 18 ...

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Dieser Artikel beschreibt den ersten Teil des Films Species . Der zweite Teil des Films wird im Artikel Species II und der dritte im Artikel Species III beschrieben. ...
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Species - thinking biodiversely. SPECIES ist eine non-profit Organisation, die von hoch qualifizierten Naturschutzfachleuten gegründet wurde mit dem Anliegen, eine Brücke ... ...

... Species: Dionaea muscipula Soland. ex Ellis, {1768} Diese Art wird betreut von: Martin Brunner Datenblatt ... ...

Webangebot der Friedrich-Schiller-Universität Jena // ... URL: http://www.uni-jena.de/Neue_Arten___New_species-skin-print.html Printversion erstellt: 28.06.2008 - 15:01 Uhr ...

Teaser & Trailer zu Species II. Alle Trailer und Videos schon jetzt bei uns! HD-Qualität, verschiedene Formate, Top-Speed... ...

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