Zobrazeno 1 - 10
of 46
pro vyhledávání: '"dusky warbler"'
Publikováno v:
Bulletin of the Natural History Museum in Belgrade. 2022, Vol. 15, p191-195. 5p.
Autor:
Maumary, Lionel lionel.maumary@oiseau.ch, Bally, Mathieu mathieu.bally@me.com
Publikováno v:
Nos Oiseaux. Dec2023, Vol. 70 Issue 4, p219-245. 27p.
Autor:
Peter Shurulinkov, Patrick Bergkamp, Nikola Aleksandrov, Pavel Simeonov, Andrey Ralev, Petko Tsvetkov, Konstantin Popov, Girgina Daskalova, Katherine Dimitrova, Krassimir Hristov, Ivan Hristov, Jivko Gradinarov, Ivaylo Tonev, Boris Hotinov, Dimitar A. Dimitrov, Meinolf Ottensman, Tony Rinaud, Nayden Chakarov
Publikováno v:
Historia naturalis bulgarica, Vol 42, Iss 12, Pp 89-94 (2021)
The area of Coastal Dobrudzha in NE Bulgaria is well known for its richness of vagrants. A long-term research project was started at a location at Durankulak Lake, on the northern Black Sea Coast, aiming to obtain data on the characteristics of autum
Externí odkaz:
https://doaj.org/article/9f4fa77f05324edc962930a9c098f6d9
Publikováno v:
Avian Research, Vol 10, Iss 1, Pp 1-7 (2019)
Abstract Background Birdsong is an important form of communication that plays an important role in territorial defense and mate attraction by conveying valuable information. While body-size and song frequency are often negatively correlated among spe
Externí odkaz:
https://doaj.org/article/767760ea25654f04bb7c31087fef9b6e
Publikováno v:
The European Zoological Journal, Vol 84, Iss 1, Pp 186-192 (2017)
Song plays a vital role in communication in songbirds, primarily for territorial defense and mate attraction. Larger animals, having larger vocal organs, produce low sound frequencies more efficiently. Accordingly, the frequency of vocalizations is o
Externí odkaz:
https://doaj.org/article/a6b958e8fd71481894c1216ca9d6d8b5
Autor:
Kristaps Sokolovskis, Pavel Ktitorov, Stepan Ivanov, Diana V. Solovyeva, Olga Kulikova, Evgenia Kornilova, Harald Ris
Publikováno v:
Polar Biology. 44:1847-1857
Avian communities play a pivotal role in Arctic ecosystems and birds have become the key model taxa for climate change research. Due to funding priorities, Arctic passerines have been studied less intensively than waterfowl and shorebirds. In our stu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2406bfb48115d2f8f145cdc7f1d85fe5
https://doi.org/10.1007/s00300-021-02915-3
https://doi.org/10.1007/s00300-021-02915-3
Autor:
Nayden Chakarov, Andrey Ralev, Peter Shurulinkov, Girgina Daskalova, Konstantin Popov, Tony Rinaud, Pavel Simeonov, Nikola Aleksandrov, Ivaylo Tonev, Dimitar A. Dimitrov, Ivan Hristov, Petko Tsvetkov, Patrick Bergkamp, Katherine Dimitrova, Krassimir Hristov, Meinolf Ottensman, Boris Hotinov, Jivko Gradinarov
Publikováno v:
Historia naturalis bulgarica, Vol 42, Iss 12, Pp 89-94 (2021)
The area of Coastal Dobrudzha in NE Bulgaria is well known for its richness of vagrants. A long-term research project was started at a location at Durankulak Lake, on the northern Black Sea Coast, aiming to obtain data on the characteristics of autum
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5e8cd59c778927db6acd5db169d88549
https://www.nmnhs.com/historia-naturalis-bulgarica/article.php?id=000468000422021
https://www.nmnhs.com/historia-naturalis-bulgarica/article.php?id=000468000422021
Akademický článek
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Akademický článek
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Autor:
White, Steve, Kehoe, Chris
Publikováno v:
British Birds; Apr2015, Vol. 108 Issue 4, p192-219, 28p