Results 11 to 20 of about 61,273 (180)

Birds under pressure: associations of highly‐, moderately‐, and lowly‐abundant birds with landscape and local variables in a dense Neotropical city

open access: yesJournal of Avian Biology
Urban ecological studies often emphasize the role of vegetation‐related factors in promoting local biodiversity, but less attention has been given to human‐related factors, especially in tropical assemblages dominated by native species. In this study, we
Jaime A. Garizábal‐Carmona   +2 more
doaj   +2 more sources

Bird-window collisions: A comprehensive dataset for the Neotropical region. [PDF]

open access: yesEcology
Abstract Our primary objective was to compile a comprehensive dataset on bird–window collisions throughout the Neotropical region, including both published and unpublished sources. On May 12, 2020, we extensively disseminated invitations to provide data via email and social media platforms.
Piratelli AJ   +133 more
europepmc   +2 more sources

Urbanization of seed dispersal networks. [PDF]

open access: yesConserv Biol
Abstract Rapid urban expansion is affecting the composition of wild communities and creating novel ecosystems worldwide. Seed dispersal is key for ecosystem persistence, particularly in fragmented landscapes. However, generalizations regarding the impacts of urbanization are still difficult due to the lack of studies encompassing the urban matrix.
Mendes SB   +6 more
europepmc   +2 more sources

Scale-Dependent Effects of Landscape Heterogeneity on Butterfly Functional and Taxonomic Diversity in Andean Urban Parks. [PDF]

open access: yesEcol Evol
Local vegetation structure and landscape composition significantly affect butterfly diversity, underscoring the role of habitat quality in shaping butterfly assemblages ABSTRACT Urbanization poses a significant threat to biodiversity, reducing native species diversity in cities.
Coral-Acosta N   +3 more
europepmc   +2 more sources

An improved method to estimate pigeon populations in urban areas

open access: yesCuadernos de investigación UNED, 2018
The Rock Pigeon, Columba livia, is rare in natural environments but extremely successful in urban areas all over the world. Management programs are important because it is considered a pest in many cities.
Zaidett Barrientos, Carolina Seas
doaj   +1 more source

Sexual videos in Internet: a test of 11 hypotheses about intimate practices and gender interactions in Latin America

open access: yesCuadernos de investigación UNED, 2013
Existe muy poca literatura sobre causas biológicas de expresiones culturales relacionadas con la sexualidad en Internet, y aun menos sobre videos sexuales latinoamericanos.
Julián Monge-Nájera   +1 more
doaj   +1 more source

Female models in an American glamour website: geographic distribution, modeling limits and income according to their self presentations

open access: yesCuadernos de investigación UNED, 2014
RESUMEN: El mercado estadounidense de modelos glamour es el más grande del mundo y GlamourModels es el principal portal especializado en ese campo. Analizamos los perfiles de 368 modelos estadounidenses publicados en el sitio hasta el 2011.
Julián Monge-Najera   +1 more
doaj   +1 more source

Intruder familiarity and not duet similarity influences the territory defense in a year-round territorial bird species

open access: yesAvian Research, 2022
To avoid unnecessary energy expenditures in territorial defense, many species (e.g., insects, amphibians, birds, and mammals) have developed the capability to distinguish between different intruder types using visual, acoustic, and/or chemical signals ...
Tihana Hamzaj   +4 more
doaj   +1 more source

La sociología ante el medio ambiente [PDF]

open access: yes, 1991
Este artículo presenta, desde una perspectiva histórica que se remonta al primer tercio de siglo, las contribuciones de la sociología al estudio de las relaciones, socialmente significativas, de los seres humanos con el ...
Rojo, Teresa
core   +2 more sources

Expansão urbana e ambiente nas gestões municipais de Vila Velha-ES entre 2009-2016

open access: yesCadernos Metrópole, 2022
Resumo Este texto objetiva analisar o desenvolvimento da política ambiental urbana do município de Vila Velha-ES nos dois mandatos de gestão municipal entre 2009 e 2016.
Marcio Valério Effgen   +1 more
doaj   +2 more sources

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