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Article
J. Martin Collinson, Auteur ; Martin Päckert, Auteur ; Yvonne Lawrie, Auteur ; Wulf Gatter, Auteur ; Till Topfer, Auteur ; Ben Phalan, Auteur ; Lincoln Fishpool, AuteurThe Liberian Greenbul Phyllastrephus leucolepis is known only from the Cavalla Forest, Liberia, where it was seen between 1981 and 1984 but has not been found since the collection of the type, and only, specimen. It is similar to the common and [...]
Article
Wulf Gatter, Auteur ; Manfred Dallmann, AuteurLittle is known about the extent of the breeding losses of small ground-nesting bird species in woodlands. The decline in numbers of a series of trans-Saharan migrants has been ascribed to various causes, and factors associated with Global Clima[...]
Article
Wulf Gatter, AuteurFor almost 60 years the Baden-Wurttemberg forestry administration has been documenting the results of its nestbox monitoring scheme. The number of boxes rose from 40,000 around 1950 to 180,000 in the 1980s/1990s. For this study, 80,412 successfu[...]
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Wulf Gatter, Auteur ; Rainer Schuett, AuteurThis study examines the relationship between population density, species number and biomass of birds and forest type (broad-leaved, mixed, or coniferous) as well as forest age. The study material is based on territory mappings between 1967 and 1[...]
Article
Wulf Gatter, AuteurThe traditional forms of woodland husbandry until about 200 years ago was accompanied by soil degeneration through permanent over-exploitation of timber, foliage, leaf fodder, fruits, pollarding, and humus. The steady change over the last 200 ye[...]
Article
Wulf Gatter, AuteurSince the 1950's a large number of nest boxes has been hang up and checked by the Forests Department of Baden-Wurttemberg, In the period of time up to 1996 an increasing number of now approximately 180,000 boxes were checked each autumn. About 4[...]
Article
Population trends of the Common Redstart Phoenicurus phoenicurus in the forests of Baden-Wurttemberg
Wulf Gatter, AuteurThe forestry service of Baden-Wurttemberg has been monitoring nest-boxes for over 50 years. The number of boxes rose annually from 40,000 around 1950 to 160,000 by 1980 and to almost 200,000 by the end of the programme in 1996. Between 1976 and [...]
Article
Wulf Gatter, AuteurIn the course of decades of forest avifauna study, catastrophic storms in spruce forests of southwest Germany have led to surprising discoveries regarding Spotted Flycatchers, suggesting that the species has evolved adaptations to such natural d[...]
