21.843
modificacions
→Enllaços externs: +1
m (Robot afegeix: id:Fragmentasi habitat) |
(→Enllaços externs: +1) |
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==Enllaços externs==
*[http://www.globio.info GLOBIO]
*[http://amphibiaweb.org/declines/declines.html Worldwide Amphibian Declines: How big is the problem, what are the causes and what can be done?]
[[Categoria:Ecologia]]
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