Results 11 to 20 of about 12,314 (182)

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

open access: yesEcol 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   +2 more
europepmc   +2 more sources

Recovery of insular seabird populations years after rodent eradication

open access: yesConservation Biology, Volume 37, Issue 3, June 2023., 2023
Abstract Seabirds have been particularly affected by invasive non‐native species, which has led to the implementation of numerous eradication campaigns for the conservation of these keystone and highly vulnerable species. Although the benefits of eradication of invasive non‐native species for seabird conservation have been demonstrated, the recovery ...
Martin Philippe‐Lesaffre   +8 more
wiley   +1 more source

Wild meat trade over the last 45 years in the Peruvian Amazon

open access: yesConservation Biology, Volume 36, Issue 2, April 2022., 2022
Abstract The trade in wild meat is an important economic component of rural people's livelihoods, but it has been perceived to be among the main causes of the decline of wildlife species. Recently, the COVID‐19 pandemic has brought to light an additional concern of wildlife markets as a major human‐health challenge.
Pedro Mayor   +11 more
wiley   +1 more source

Depredación oportunista sobre Turdus grayi (Passeriformes: Turdidae) por Dasyprocta punctata (Rodentia: Dasyproctidae) en San Vito, Costa Rica

open access: yesMammalogy Notes, 2017
El 05 de junio de 2016 (08h00), observamos un evento de depredación de este roedor sobre un ave canora en el Jardín Botánico Wilson de la Estación Biológica Las Cruces en San Vito, Provincia de Puntarenas, Costa Rica (8.785, -82.95916;1200 msnm ...
Diego Ramírez Calvo   +5 more
doaj   +1 more source

Development and maturation of the lung in fetuses of Galea spixii and expression of markers

open access: yesCiência Rural, 2016
: The aim of this research was to study the development of the lung in Galea spixii , by gross anatomy, histological analysis and immunohistochemical techniques.
Phelipe Oliveira Favaron   +4 more
doaj   +1 more source

Técnicas anestésicas injetáveis em capivaras (Hydrochoerus hydrochaeris, Linné) Anaesthetic techniques in capybaras (Hydrochoerus hydrochaeris, Linné)

open access: yesCiência Rural, 1998
Neste experimento objetivou-se avaliar diferentes técnicas anestésicas em capivaras. Foram utilizadas 50 capivaras, sendo 23 machos e 27 fêmeas, adultas, de peso médio estimado em 36 ± 7kg.
Mariângela Lozano Cruz   +5 more
doaj   +1 more source

Chinchillidae and Dolichotinae rodents (Rodentia: Hystricognathi: Caviomorpha) from the late Pleistocene of Southern Brazil [PDF]

open access: yes, 2011
New records of rodents from the late Pleistocene Chuí Creek, Rio Grande do Sul State, southern Brazil, are here described. A partial dentary with fragmented cheek teeth is identified as Chinchillidae, Lagostomus Brookes cf. L. maximus (Desmarest).
Kerber, Leonardo   +4 more
core   +2 more sources

Una Investigación Arqueológica de los Sitios Cerros con Trincheras del Arcaico Tardío en Chihuahua, México [PDF]

open access: yes, 2001
Spanish Este fue el cuarto año de las investigaciones y se realizo durante el mes de junio de 2000, bajo la autorización del Consejo de Arqueología (CA 401-36/0669 y CA 401-36/0710), Instituto Nacional de Antropología e Historia (INAH), y con la ...
Hard, Robert J.   +2 more
core   +2 more sources

Topografia da artéria hepática no fígado de capivara (Hydrochaerus hydrochaeris) Arrangement of hepatic artery in capybara (Hydrochaerus hydrochaeris)

open access: yesCiência Rural, 2007
A distribuição dos ramos da artéria hepática, no fígado, foi estudada em 30 fígados de capivara (Hydrochaerus hydrochaeris) mediante injeção arterial com látex natural corado, fixação em formol a 10%, dissecção pela face visceral e esquematização.
Wilson Machado de Souza   +3 more
doaj   +1 more source

PSEUDOESCORPIONES FORÉTICOS DE ROEDORES EN MÉXICO

open access: yesACTA ZOOLÓGICA MEXICANA (N.S.), 2006
We report on new hosts and new localities of pseudoscorpions of the genus Epichernes Muchmore, 1982. The three known species of this genus have been found on rodents of the family Heteromyidae. This is the first time that E. aztecus Hentschel, 1982, has been collected on Liomys irroratus Gary, 1868, and L.
Gabriel A. Villegas-Guzman   +1 more
openaire   +3 more sources

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