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30.665  Articles
1 of 3.067 pages  |  10  records  |  more records»
Human activity has caused the decrease of about 20 % of the planet's vertebrate diversity and 25 % in their abundance.  Many large and medium-sized herbivore mammals have gone extinct locally, unleashing a cascade of ecosystem changes.  The spot... see more

Human activity has caused the decrease of about 20 % of the planet's vertebrate diversity and 25 % in their abundance.  Many large and medium-sized herbivore mammals have gone extinct locally, unleashing a cascade of ecosystem changes.  The spot... see more

Artibeus aztecus is a Mesoamerican montane bat with three currently recognized, allopatric subspecies.  No study has evaluated the phylogenetic status of the subspecies.  However, through an analysis of its ecological niche and its geographic di... see more

The combined application of ecological niche modeling in phylogeographic studies has contributed to better understanding the relationship between the patterns of genetic variation of species and the abiotic conditions where their populations have evolved.... see more

Artibeus aztecus is a Mesoamerican montane bat with three currently recognized, allopatric subspecies.  No study has evaluated the phylogenetic status of the subspecies.  However, through an analysis of its ecological niche and its geographic di... see more

The combined application of ecological niche modeling in phylogeographic studies has contributed to better understanding the relationship between the patterns of genetic variation of species and the abiotic conditions where their populations have evolved.... see more

The combined application of ecological niche modeling in phylogeographic studies has contributed to better understanding the relationship between the patterns of genetic variation of species and the abiotic conditions where their populations have evolved.... see more

Species distributions are linked with climate. Among the effects predicted by the Intergovernmental Panel on Climate Change are changes in precipitation patterns and increases in mean temperatures - factors potentially having a major impact on threatened,... see more

The renal stem cell niche represents the most important structure of the developing kidney, responsible for nephrogenesis. Recently, some Authors have reported, at ultrastructural level, a previously unknown complexity of the architecture of renal stem ce... see more

1 of 3.067 pages  |  10  records  |  more records»