作者: Trenton W.J. Garner , Giancarlo Tomio
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摘要: is alsofound, in limited distributions, Southern Switzer-land, and parts of Slovenia Croatia (North-western Yugoslavia Capula et al. 1991). Morpho-logical allozymatic variation this species arelow (Schmidtler 1977; 1991), andSwiss populations are thought to be derived from apostextirpation recolonization event (Grossenbacher1982). Although listed as a lower risk (‘nearthreatened’, Baillie Groombridge 1996), rangelimitations, habitat fragmentation, large-scale indus-trialization urbanization within its range, potentialeffects bottlenecks increasing evidence for aglobal decline amphibian (Houlahan 2000)all indicate that