Results 11 to 20 of about 74,840 (178)

Habitat use of and threats to African large carnivores in a mixed-use landscape. [PDF]

Conserv Biol, 2022
Abstract Large carnivores increasingly inhabit human‐affected landscapes, which exhibit heterogeneity in biotic resources, anthropogenic pressures, and management strategies. Understanding large carnivore habitat use in these systems is critical for their conservation, as is the evaluation of competing management approaches and the impacts of ...
Strampelli P, Henschel P, Searle CE, Macdonald DW, Dickman AJ.   +4 more
europepmc   +2 more sources

Functional diversity loss and change in nocturnal behavior of mammals under anthropogenic disturbance. [PDF]

Conserv Biol, 2022
Abstract In the Anthropocene, understanding the impacts of anthropogenic influence on biodiversity and behavior of vulnerable wildlife communities is increasingly relevant to effective conservation. However, comparative studies aimed at disentangling the concurrent effect of different types of human disturbance on multifaceted biodiversity and on ...
Li X, Hu W, Bleisch WV, Li Q, Wang H, Lu W, Sun J, Zhang F, Ti B, Jiang X.   +9 more
europepmc   +2 more sources

Effect of uneven tolerance to human disturbance on dominance interactions of top predators. [PDF]

Conserv Biol
Abstract Anthropogenic activities may alter felid assemblage structure, facilitating the persistence of tolerant species (commonly mesopredators), excluding ecologically demanding ones (top predators) and, consequently, changing coexistence rules. We aimed to determine how human activities influence intraguild relationships among top predators and ...
Villalva P, Palomares F, Zanin M.
europepmc   +2 more sources

Patterns of frugivory in the columnar cactus Pilosocereus leucocephalus. [PDF]

Ecol Evol, 2019
Birds and bats feed on the fruit, and presumably disperse, the seeds of Pilosocereus leucocephalus, a keystone columnar cactus species in Mesoamerica Abstract In the frugivory networks of many arid and semi‐arid Mesoamerican ecosystems, columnar cacti act as keystone species that produce fruits with a high content of water and nutrients attractive to ...
Vázquez-Castillo S, Miranda-Jácome A, Ruelas Inzunza E.   +2 more
europepmc   +2 more sources

El sistema gremial republicano (Lima, siglo XIX)

Revista Latinoamericana de Trabajo y Trabajadores, 2021
Se analiza el sistema gremial republicano heredado de tiempos coloniales con el objetivo de establecer los cambios y las continuidades de esta institución controversial en la historia económica y laboral.
Francisco Quiroz Chueca
doaj   +3 more sources

Trabajo y salarios del artesanado madrileño, 1690-1836 Una visión cualitativa

Sociología del Trabajo, 2016
Este artículo propone un análisis del salario artesano en el Madrid de la Edad Moderna, desde una perspectiva que no toma como referencia el salario del varón adulto (maestro u oficial), sino el mínimo percibido por los aprendices y aprendizas, tanto en
Jesús Agua de la Roza, Victoria López Barahona, José Antolín Nieto SáncheZ   +2 more
doaj   +6 more sources

Grêmio Estudantil no Ensino Fundamental, opção ou prescrição? Um estudo por meio do Ambiente Virtual de Natureza Educativa - Interativa (Avnei)

Revista Educação e Políticas em Debate, 2023
Este artigo apresenta reflexões acerca dos Grêmios Estudantis, num breve panorama histórico-legal e sua prescrição nos sistemas municipais de ensino/educação do estado do Tocantins. Adotando como escopo investigativo as ações desenvolvidas pelo Programa
Eduardo José Cezari, Adriano Pereira de Miranda, Joildy Gomes Brito, Angela Noleto da Silva   +3 more
doaj   +1 more source

Chilean bee diversity: Contrasting patterns of species and phylogenetic turnover along a large‐scale ecological gradient

Ecosphere, Volume 14, Issue 5, May 2023., 2023
Abstract Chile's isolation and varied climates have driven the evolution of a unique biodiversity with a high degree of endemism. As a result, Chile encompasses diverse environments, including the Mediterranean‐type ecosystem, a global biodiversity hotspot.
Leon Marshall, John S. Ascher, Cristian Villagra, Amaury Beaugendre, Valentina Herrera, Patricia Henríquez‐Piskulich, Alejandro Vera, Nicolas J. Vereecken   +7 more
wiley   +1 more source

Impact of human disturbance on the abundance of non‐breeding shorebirds in a subtropical wetland

Biotropica, Volume 54, Issue 5, Page 1160-1169, September 2022., 2022
We studied the influence of human disturbance in shorebirds, a subtropical coastal wetland in Mexico. During the winter, all shorebird species were negatively related to human disturbance but positively associated with the presence of raptors. Understanding the factors influencing the abundance and habitat use of shorebirds on their non‐breeding ...
Eduardo Palacios, Jonathan Vargas, Guillermo Fernández, Matthew E. Reiter   +3 more
wiley   +1 more source

Crossing the Line: Cristóbal de Villalpando and the Surplus of Script

Art History, Volume 45, Issue 2, Page 308-341, April 2022., 2022
In 1706 Cristóbal de Villalpando signed a painting with an unusual, intensive calligraphic flourish, and sent it from Mexico City far to the north. This essay describes Villalpando's decision to invest so much pictorial energy in letterforms against this geographic backdrop.
Aaron M. Hyman
wiley   +1 more source