Results 61 to 70 of about 4,708 (222)

Wintering waterbird community responses to anthropogenic land cover at multiple spatial scales along the Nile in Egypt

open access: yesWildlife Biology, Volume 2025, Issue 1, January 2025.
The human population is growing rapidly, increasing pressure on natural habitats. Suitable habitats for resident and migratory waterbirds are, therefore, more threatened. This study analyses how the presence of anthropogenic land cover (urban area and cropland) at multiple spatial scales affects the community composition of waterbirds along the Nile in
Haitham Mossad   +4 more
wiley   +1 more source

Prey diversity influenced by the different or foraging areas for three species herons in Cagar Alam Pulau Dua Serang

open access: yesMakara Seri Sains, 2005
This research is to know the influenced of foraging areas to prey diversity for three species herons in Cagar Alam Pulau Dua Serang, Banten Province. This research have been done at feeding area for the herons around Cagar Alam Pulau Dua.
Dewi Elfidasari
doaj  

17. správa Faunistickej komisie Slovenskej ornitologickej spoločnosti/BirdLife Slovensko / The 17th report of the Rarities Committee of the Slovak Ornithological Society/BirdLife Slovakia [PDF]

open access: yesTichodroma, 2017
In 2016, the Rarities Committee of the Slovak Ornithological Society/BirdLife Slovakia reviewed 45 records, of which 41 were accepted in the category A, 4 in category C.
Richard KVETKO   +1 more
doaj  

The Current High Bird Colonisation Rate in a Major Mediterranean Island is Consistent With a More Intense Past Defaunation Compared to Nearby Mainland

open access: yesJournal of Biogeography, Volume 52, Issue 1, Page 225-231, January 2025.
ABSTRACT Aim We expand here previous own biogeographic work on the determinants of avian colonisation of a major land‐bridge Mediterranean island. So far we have explained mechanistically the high current rate of colonisation of the island which proceeds by overflow of mainland species with growing population trends and with prior experience as winter ...
Alejandro Martínez‐Abraín   +3 more
wiley   +1 more source

湖南江口鸟洲牛背鹭繁殖行为

open access: yes野生动物学报, 1999
牛背鹭(Bubulcus ibis)在湖南江口鸟洲为夏候鸟,数量多,常与夜鹭(Nycticorax nyticorax)、白鹭(Egrettagarzetta)和大麻(开鸟)(Botaurus stellaris)混群营巢.作者于1996年4月1997年7月对江口鸟洲栖息的牛背鹭繁殖习性进行了观察,结果如下:
钟福生   +4 more
doaj  

Presence of exotic birds in San Luis Potosi city, Mexican Plateau

open access: yesRevista Bio Ciencias, 2015
We recorded 12 exotic bird species in San Luis Potosi, Mexico and adjacent areas. Obtained data were collected during the period August 2012 to August 2013.
Ramírez-Albores, J.E., Chapa-Vargas, L.
doaj   +1 more source

Bird Assemblages on Gurage Highland Lakes: Patterns of Species Diversity and Composition

open access: yesInternational Journal of Zoology, Volume 2025, Issue 1, 2025.
The study investigated the role of highland lakes in conserving avian fauna in the Gurage highland, south‐central Ethiopia. The study was carried out from January 2022 to October 2022 by considering dry and wet seasons. The transect lines are designed purposively at the shoreline of the lake by moving around the lake.
Hailu Tilahun Argaw   +4 more
wiley   +1 more source

Patrón de actividad y abundancia de aves en un relleno sanitario de Chile central Abundance and activity-pattern of birds at a landfill in central Chile

open access: yesRevista Chilena de Historia Natural, 2011
Los rellenos sanitarios constituyen un foco de atracción para la avifauna, aunque las implicancias de esta relación no han sido exploradas en el país. Nosotros monitoreamos la actividad de aves en un relleno sanitario ubicado en las proximidades de la ...
GABRIEL LOBOS   +3 more
doaj  

GROSS AND MORPHOMETRICAL STUDIES ON HUMERUS OF CATTLE EGRET (BUBULCUS IBIS) [PDF]

open access: yesExploratory Animal and Medical Research, 2019
The present study was conducted on the two humeri bones of cattle egret. The humerus of cattle egret was a long pneumatic bone. The proximal extremity was broad and flattened cranio-caudally and presented head and two tubercles.
Jasvinder Singh Sasan   +3 more
doaj  

Extension de la tique Amblyomma variegatum dans les Antilles : comment expliquer cette grave menace et que faire ? [PDF]

open access: yes, 1990
L'auteur fait un bref historique de l'introduction et de l'extension de la tique africaine Amblyomma variegatum aux Antilles. Son rôle vecteur dans la cowdriose et son association avec la dermatophilose grave rendent cette tique particulièrement ...
Uilenberg, Gerrit
core  

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