Results 11 to 20 of about 577,339 (306)

Bird community structure [PDF]

open access: yesNature, 1991
PETER COTGREAVE, PAUL H. HARVEY
openaire   +3 more sources

Comparing community birdwatching and professional bird monitoring with implications for avian diversity research: a case study of Suzhou, China

open access: yesAvian Research, 2020
Background In the past decades, birdwatching as a hobby developed rapidly and produced ample scientific records that have aided conservation efforts. Therefore, it is increasingly attractive to promote avian research by providing data from birdwatching ...
Yan Zhou   +11 more
doaj   +1 more source

Successful medical management of a 16-month chronic type A aortic dissection

open access: yesRadiology Case Reports, 2020
Stanford type A dissections usually require surgery because they are associated with high morbidity and mortality. However, there are situations where medical management becomes the definitive treatment.
Alan Mo, DO   +2 more
doaj   +1 more source

Fireworks disturbance across bird communities [PDF]

open access: yesFrontiers in Ecology and the Environment, 2023
Fireworks are important elements of celebrations globally, but little is known about their effects on wildlife. The synchronized and extraordinary use of fireworks on New Year's Eve triggers strong flight responses in birds. We used weather radar and systematic bird counts to quantify how flight responses differed across habitats and corresponding bird
Hoekstra, Bart   +8 more
openaire   +3 more sources

Ornithical community of Vallombrosa Biogenetic National Nature Reserve (Italy)

open access: yesThe European Zoological Journal, 2021
The aim of this work was to monitor the ornithic community of the forest of Vallombrosa Biogenetic National Nature Reserve, in the Florence area. The forest covers about 1273 hectares, at an altitude of 470 to 1440 m above sea level (a.s.l.).
I. Martini   +4 more
doaj   +1 more source

Bird Species Based On Altitudinal Zonation On Mount Kerinci Hiking Trail Through Kersik Tuo

open access: yesJurnal Biologi Universitas Andalas, 2022
Altitudinal gradient has specific factors that affect the composition of the bird community. A study of bird species based on altitude zonation on the Mount Kerinci hiking trail through Kersik Tuo, Kerinci, Jambi was conducted in August 2021 to know how ...
Lintang Yodhy   +2 more
doaj   +1 more source

Simulating anthropogenic impacts to bird communities in tropical rain forests [PDF]

open access: yes, 2002
We used an aggregated modelling approach to simulate the impacts ofanthropogenic disturbances on the long-term dynamics of faunal diversityin tropical rain forests. We restricted our study to bird communities eventhough the approach is more general.
Huth, A., Köhler, Peter, Reinhard, K.
core   +1 more source

Congruence between breeding and wintering biodiversity hotspots: A case study in farmlands of Western Poland [PDF]

open access: yes, 2018
Farmland landscapes are recognized as important ecosystems, not only for their rich biodiversity but equally so for the human beings who live and work in these places. However, biodiversity varies among sites (spatial change) and among seasons (
Indykiewicz, Piotr   +6 more
core   +2 more sources

Conceptualising quality early childhood education: Learning from young children in Brazil and South Africa through creative and play‐based methods

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Early childhood has increasingly been acknowledged as a vital time for all children. Inclusive and quality education is part of the United Nations Sustainable Development Goals, with the further specification that all children have access to quality pre‐primary education.
Laura H. V. Wright   +8 more
wiley   +1 more source

Mapping functional traits: comparing abundance and presence-absence estimates at large spatial scales [PDF]

open access: yes, 2012
Efforts to quantify the composition of biological communities increasingly focus on functional traits. The composition of communities in terms of traits can be summarized in several ways.
Drew W. Purves   +5 more
core   +11 more sources

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