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Auteur Andreas Boldt |
Documents disponibles écrits par cet auteur (2)
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Article
Andreas Boldt, Auteur ; Hans-Juergen Jessel, Auteur ; Rainer Schwarz, AuteurThe Muritz area was considered one of the most important Common Crane stopver sites in Central Europe until the mid 1950s. Thereafter, the region has lost its special status for three decades. But with the beginning of the 1980s a fast developme[...]Article
Bruno Bruderer, Auteur ; Dieter Peter, Auteur ; Andreas Boldt, Auteur ; Felix Liechti, AuteurThis study presents wing-beat frequency data measured mainly by radar, complemented by video and cinematic recordings, for 153 western Palaearctic and two African species. Data on a further 45 Palaearctic species from other sources are provided [...]