Research by A. Kaliontzopoulou and colleagues in zoology provides new insights. Ecology, Environment & Conservation | December 5, 2008 | COPYRIGHT 2008 NewsRX. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information) Copyright

"Species distribution modelling (SDM) is a powerful tool to investigate various biological questions with a spatial component, but is also sensitive to presence-data characteristics, particularly data precision and clustering. Here, we investigate the effect of these two factors on SDM using Maxent as the modelling technique and wall lizards (genus Podarcis Wagler, 1830) from North Africa as a model system," researchers in Portugal report.

"Podarcis are not ubiquitous in Africa as they are in Europe, but their ecological and distributional characteristics in this ...

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