Results 31 to 40 of about 3,856 (201)

First data on the trematode fauna of wetland birds in the Samara region (European Russia)

open access: yesActa Biologica Sibirica
We have conducted the first study of trematodes in wetland birds of the Samara region (European Russia). A total of 25 trematode species from 12 families were identified in 8 species of birds.
Nadezhda Yu. Kirillova   +1 more
doaj   +1 more source

Bird Displacement by Wind Turbines: Assessing Current Knowledge and Recommendations for Future Studies

open access: yesBirds, 2021
Wind energy developments can be responsible for negative impacts on birds, including displacement. In this study we performed a systematic review of the literature available on bird displacement due to wind turbines, both onshore and offshore, to: (i ...
Ana Teresa Marques   +2 more
doaj   +1 more source

The influence of rivers on seabird foraging ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Rivers act as vital arteries to the world's oceans, delivering fresh water and nutrients that sustain marine ecosystems. Globally, river flow increasingly is being altered by climate change and anthropogenic pressures; yet the significance of rivers to predatory marine species, such as seabirds, and the extent to which river‐related changes ...
Julia B. Morais   +2 more
wiley   +1 more source

PELICANS, CORMORANTS, AND THEIR RELATIVES: THE PELECANIFORMES [PDF]

open access: yesThe Wilson Journal of Ornithology, 2007
Abstract The following critiques express the opinions of the individual evaluators regarding the strengths, weaknesses, and value of the books they review. As such, the appraisals are subjective assessments and do not necessarily reflect the opinions of the editors or any official policy of the American Ornithologists’ Union.
openaire   +2 more sources

The complete mitochondrial genome and phylogenetic analysis of White-bellied Heron Ardea insignis (Pelecaniformes:Ardeidae)

open access: yesMitochondrial DNA. Part B. Resources, 2018
The White-bellied Heron Ardea insignis is Critically Endangered wading bird. In this study, we first sequenced and described the complete mitochondrial genome and phylogeny of A. insignis. The whole genome of A.
Yubao Duan   +3 more
doaj   +1 more source

Holding a wing horizontal: Roles for muscles of the pectoral girdle other than the main two flight muscles

open access: yesJournal of Anatomy, EarlyView.
This report explores which muscles of the pectoral girdle are employed to allow birds to hold their wings horizontally with a level aerofoil surface during a glide. Abstract Whilst many birds glide briefly with wings held horizontally, some species maintain this posture for extended periods during soaring.
D. Charles Deeming, María Clelia Mosto
wiley   +1 more source

Inusual mortandad de pichones y juveniles de Garza Bruja Nycticorax nycticorax (Ardeidae) en una nueva colonia nidificante en el centro de Argentina

open access: yesCaldasia, 2019
Se reporta un caso de mortandad en juveniles de Nycticorax nycticorax en una colonia de reciente formación situada en una Reserva dentro de una matriz urbana lindante con el sistema de islas del río Paraná (Santa Fe, Argentina). Se monitorearon 138 nidos
Lorena Vanesa Sovrano   +9 more
doaj   +1 more source

Courtship display behavior influences tail myology in Centrocercus minimus (Gunnison sage‐grouse)

open access: yesJournal of Anatomy, EarlyView.
Courtship displays among birds are widespread, particularly those which incorporate raised tail feathers for extended periods of time. The Gunnison sage‐grouse (Centrocercus minimus) is such a species. When we compared the tail muscles of the sage‐grouse to birds which do not engage in erected tail fan postures, both morphology proportional mass ...
Alexander D. Clark   +3 more
wiley   +1 more source

Citizen science reveals host‐switching in louse flies and keds (Diptera: Hippoboscidae) during a period of anthropogenic change

open access: yesMedical and Veterinary Entomology, EarlyView.
A study of louse flies in the United Kingdom, Isle of Man, and Ireland found 212 different interactions between Hippoboscidae and their hosts, of which 70 were previously unrecorded. No louse flies were found on aquatic species of birds. Host‐switching to gulls (Laridae) has occurred during a period in which these species have started relying on ...
Denise C. Wawman   +2 more
wiley   +1 more source

Nuevo material de Macranhinga paranensis (Aves: Pelecaniformes: Anhingidae) del Mioceno Superior de la Formación Ituzaingó, provincia de Entre Ríos, Argentina [PDF]

open access: yes, 2004
Fil: Noriega, Jorge Ignacio. Provincia de Entre Ríos. Centro de Investigaciones Científicas y Transferencia de Tecnología a la Producción. Universidad Autónoma de Entre Ríos.
Noriega, Jorge Ignacio   +1 more
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