| Titre : | Journal of Ornithology 162(2) - April, 2021 |
| Type de document : | Bulletin |
| Paru le : | 01/04/2021 |
Dépouillements
Article
Yanina Poblete, Auteur ;
Victor Gutierrez, Auteur ;
Paulina L. Gonzalez-Gomez, Auteur ;
John C. Wingfield, Auteur ;
Rodrigo A. Vásquez, Auteur
To facilitate breeding and any energetically costly activity, individuals of the same species can substantially vary their circulating corticosterone (CORT) levels to cope with local environmental conditions at different elevations. We compared [...]
Article
Sandra Eloisa Bülau, Auteur ;
Willian Thomaz Peçanha, Auteur ;
Claiton Martins-Ferreira, Auteur ;
Thales Renato Ochotorena de Freitas, Auteur
Yellow Cardinal is an Endangered Species. Its populations are in constant decline due to habitat reduction and loss and illegal capture. There are approximately 50 free-living animals in the south of Brazil (state of Rio Grande do Sul), but esti[...]
Article
Barbara Kofler, Auteur ;
Wolfgang Wanek, Auteur ;
Christian C. Voigt, Auteur ;
Christian H. Schulze, Auteur
Migrating species and populations are affected by conditions existing across large geographical scales. The degree to which populations mix at stop-over sites and wintering grounds is variable and can involve important fitness consequences. Thus[...]
Article
Nicholas A. Mason, Auteur ;
Philip Unitt, Auteur ;
Jed P. Sparks, Auteur
Agriculture can dramatically alter community composition, food webs, and resource availability, yet the impacts of agriculture on many ecosystems and their constituents remain unstudied. Here, we examined the effect of agriculture on the isotopi[...]
Article
Kristina Noreikienė, Auteur ;
Kim Jaatinen, Auteur ;
Benjamin B. Steele, Auteur ;
Markus Ost, Auteur
Glucocorticoid hormones may mediate trade-offs between current and future reproduction. However, understanding their role is complicated by predation risk, which simultaneously affects the value of the current reproductive investment and elevate[...]
Article
Glaucia Del-Rio, Auteur ;
Marquette J. Mutchler, Auteur ;
Bruna Costa, Auteur ;
Anna E. Hiller, Auteur ;
Gisiane Lima, Auteur ;
Bianca Matinata, Auteur ;
Jessie F. Salter, Auteur ;
Luís F. Silveira, Auteur ;
Marco A. Rêgo, Auteur ;
Donna C. Schmitt, Auteur
The Juruá River is the third largest white-water tributary of the Amazon River, yet, historically, it has not been considered an important barrier for bird communities. The upper region of the Juruá River was the focus of two ornithological coll[...]
Article
Prathamesh Gurjarpadhye, Auteur ;
Dhanusha Kawalkar, Auteur ;
Ram Pratap Singh, Auteur ;
Shirish Manchi, Auteur
Decision rules allow individuals of a species to decide whether or not to return to the same site in the following year or season, based on their immediate breeding success. We checked the decision rule phenomenon and simultaneously tested the p[...]
Article
Michael Coeurdassier, Auteur ;
Nicolas Bassin, Auteur ;
Thibaut Powolny, Auteur ;
Christophe Morin, Auteur ;
Eve Afonso, Auteur
Blood pathogens may be harmful for birds and thus, represent a potential threat for some populations. To date, only few data are available on the prevalence of hematozoans in the Red Kite, a raptor endemic to the Western Palearctic listed as Nea[...]
Article
P. Styles, Auteur ;
R. Patchett, Auteur ;
J. Robins King, Auteur ;
W. Cresswell, Auteur
Dispersal to efficiently locate future breeding areas in young animals has important consequences for survival, life history and future breeding success, and therefore population dynamics and evolution. Long-distance migrant birds that have litt[...]
Article
Luke C. McLean, Auteur ;
Sean P. Roach, Auteur
The sequences in which songbirds deliver their songs may help serve song’s primary functions related to territorial defense and mate attraction but determining that requires a clear understanding of the syntax of the species in question. Hermit [...]
Article
David E. Gammon, Auteur ;
Andrew C. Tovsky, Auteur
Studies of the acoustic structure of song in young birds have proven valuable at helping us understand song development, but nearly all existing studies have been performed on non-mimicking songbirds. We conducted a cross-sectional field study o[...]
Article
Flor Rodríguez-Gómez, Auteur ;
Yuyini Licona-Vera, Auteur ;
Luis Silva-Cárdenas, Auteur ;
Juan Francisco Ornelas, Auteur
The Pleistocene climate cycles and mountain uplift both affected the diversification of taxa in Mesoamerica. Yet, phylogeographic breaks and demographic responses of co-distributed taxa are not congruent. Investigation of more species with wides[...]
Article
Sabah Mushtaq Puswal, Auteur ;
Mei Jinjun, Auteur ;
Fanglin Liu, Auteur
Birds’ dawn chorus is a daily period of high song output, which mainly occurs during the breeding season. Monitoring such chorus may provide important information about birds’ ecology and the function of bird vocalizations at dawn. In this study[...]
Article
Belgica Porras-Reyes, Auteur ;
Sergio Ancona, Auteur ;
Alejandro Ariel Ríos-Chelén, Auteur ;
Amando Bautista, Auteur ;
Bibiana Montoya, Auteur
Parental care is defined as any behavioral trait of the parents that improves the fitness of the offspring, and that probably evolved or is currently maintained by this function. There is variation in the type and amount of care allocated by par[...]
Article
Roberto G. Valle, Auteur ;
Francesco Scarton, Auteur
Drones are revolutionizing the methodological approaches to the study of bird population ecology, and pioneering studies are providing evidence that drones could effectively be used to study breeding success. This study compared the accuracy and[...]
Article
Dominik Krupiński, Auteur ;
Dorota Kotowska, Auteur ;
Mariano R. Recio, Auteur ;
Michał Żmihorski, Auteur ;
Przemysław Obłoza, Auteur ;
Paweł Mirski, Auteur
Agriculture intensification drives changes in bird populations but also in the space use by farmland species. Agriculture in Eastern Europe still follows an extensive farming model, but due to policy shifts aimed at rural restructuring and imple[...]
Article
Zbigniew M. Bochenski, Auteur ;
Teresa Tomek, Auteur ;
Małgorzata Bujoczek, Auteur ;
Grzegorz Salwa, Auteur
The paper describes a complete specimen of a passerine bird from the early Oligocene of Poland, preserved as imprints of bones and feathers on two slabs. Crosnoornis nargizia gen. et sp. nov. is just the fifth passerine species described from th[...]
Article
Julianne Newman, Auteur ;
Maya Maurer, Auteur ;
Jennifer Sorensen Forbey, Auteur ;
Rolf Brittas, Auteur ;
Orjan Johansson, Auteur ;
Ólafur K. Nielsen, Auteur ;
Tomas Willebrand, Auteur ;
Kevin D. Kohl, Auteur
Avian herbivores face the exceptional challenge of digesting recalcitrant plant material while under the selective pressure to reduce gut mass as an adaptation for flight. One mechanism by which avian herbivores may overcome this challenge is to[...]
Article
László Bozó, Auteur ;
Tibor Csörgő, Auteur ;
Wieland Heim, Auteur
A correction to this paper has been published: https://doi.org/10.1007/s10336-021-01877-x
Article
Michał Budka, Auteur ;
Anna Skierczyńska, Auteur ;
Marcin Antczak, Auteur ;
Tomasz S. Osiejuk, Auteur
Most bird species are active by day. However, even typically diurnal species have been observed to sing by night, although the functions and mechanisms of this behaviour are not well understood. In our study, we focused on nocturnal singing by d[...]
Article
Juan Moreno, Auteur ;
Jimena Lopez-Arrabe, Auteur
Sexually and socially selected signals are predicated to express the present and past condition of individuals and thereby their capacity to cope with environmental challenges. The concentration of corticosterone in feathers (CORTf) has been val[...]
Article
Mykola Skyrpan, Auteur ;
Connor Panter, Auteur ;
Winfried Nachtigall, Auteur ;
Romain Riols, Auteur ;
Geir Systad, Auteur ;
Jan Škrábal, Auteur ;
Ivan Literák, Auteur
Europe is commonly occupied by Black Kites of the nominal subspecies Milvus migrans migrans. In recent years, there has been an increase in the number of sightings of Black Kites with morphological features of Milvus migrans lineatus suggesting [...]
Article
Tinyiko C. Shivambu, Auteur ;
Ndivhuwo Shivambu, Auteur ;
Colleen T. Downs, Auteur
The Rose-ringed Parakeet Psittacula krameri is one of the world’s commonest invasive bird species and has established in the South African urban landscapes. However, relatively little is known about the feeding biology of parakeets here. We surv[...]
Article
Michelle Bouwer, Auteur ;
Celiwe A. Ngcamphalala, Auteur ;
André Ganswindt, Auteur ;
Andrew E. McKechnie, Auteur
Quantification of glucocorticoids and their metabolites as a central component of the physiological stress response has many potential applications in ornithological research, but require careful species-specific validations. We established a re[...]
Article
Paul F. Donald, Auteur ;
Johannes Kamp, Auteur ;
Rhys E. Green, Auteur ;
Ruslan Urazaliyev, Auteur ;
Maxim Koshkin, Auteur ;
Robert D. Sheldon, Auteur
Population declines of the critically endangered Sociable Lapwing are probably due to high mortality along its migration routes or on its wintering grounds, both of which are very poorly known. We therefore undertook a long-term study of the spe[...]
Article
Nayla Fábia Ferreira do Nascimento, Auteur ;
Carlos Eduardo Quevedo Agne, Auteur ;
Henrique Batalha-Filho, Auteur ;
Helder Farias Pereira de Araujo, Auteur
It has been hypothesised that rivers serve as biogeographic barriers and Pleistocene forest refuges may explain the rich species diversity observed within Neotropical rainforests. The lack of correspondence between Amazonian and Atlantic forest [...]
Article
Nicholas A. Mason, Auteur ;
Philip Unitt, Auteur ;
Jed P. Sparks, Auteur
A correction to this paper has been published: https://doi.org/10.1007/s10336-021-01880-2
Article
Lin Wang, Auteur ;
Yunchao Luo, Auteur ;
Abudusaimaiti Maierdiyali, Auteur ;
Hao Chang, Auteur ;
Sana Ullah, Auteur ;
Zhongqiu Li, Auteur
Object permanence is an important skill for cognitive development and is widely employed in comparative psychology. Developing full object permanence by animals is a dilemma to researchers. Similarly, the reasons for the A-not-B error sparked he[...]
