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Migratory waterfowl facilitate long-distance dispersal of zoonotic pathogens and are increasingly recognized as contributing to the geographic spread ...Read more
In June to September 1993 a transhumant flock of sheep on the Schwäbische Alb was examined with respect to which plants and animals are transported on...Read more
Despite posing a serious threat to global biodiversity, national and international management efforts have not been able to limit the spread of most i...Read more
The introduction and further spread of many alien species have been a result of trade and transport. Consequently, alien species are often found close...Read more
Despite covering a relatively small area on a global scale, estuarine tidal flats are vital to many aquatic bird species during much of the yearly cyc...Read more