© Marcel Burkhardt
A good knowledge of the historical distribution and abundance is an important basis for assessing the current status of ...
Historical Atlas of Breeding Birds
What is the situation of birds in Switzerland? To answer this question, it is necessary to pull together and interpret t ...
Red List and priority species
QueryTime: 0.0658 s, QueryCount: 285, ParseTime: 0.4741 s, TotalTime:0.5399 s, Source: database