Results 61 to 70 of about 1,082,707 (151)

Comparing Historical and Contemporary Observations of Avian Fauna on the Yáláƛi (Goose Island) Archipelago, British Columbia, Canada

open access: yesEcology and Evolution, Volume 14, Issue 12, December 2024.
Old hunting cabin near the lagoon on Goose Island, Yáláƛi, British Columbia. ABSTRACT In an era of global change, historical natural history data can improve our understanding of ecological phenomena, particularly when evaluated with contemporary Indigenous and place‐based knowledge.
Debora S. Obrist   +7 more
wiley   +1 more source

Investigation of Prehistoric Rockshelter and Terrace Sites Along Portions of the Salado Creek Drainage, Nothern Bexar County, Texas [PDF]

open access: yes, 1978
During late fall and winter of 1977, personnel from the Center for Archaeological Research, The University of Texas at San Antonio (UTSA), conducted limited test excavations and controlled surface collections along portions of the Salado Creek drainage ...
McGraw, A. Joachim, Valdez, Fred, Jr.
core   +2 more sources

Use of dry bean fields by birds and mammals in Brazil: Insights from a field study and its use in pesticide risk assessment

open access: yesIntegrated Environmental Assessment and Management, Volume 20, Issue 3, Page 864-874, May 2024.
Abstract The relationship between agriculture and wildlife can be both synergetic and challenging, as the increased surface of agricultural land makes it increasingly important for agriculture and wildlife to coexist. This study aims to describe the use of freshly drilled dry bean fields by birds and mammals in Brazilian Cerrado and Atlantic Forest ...
Gustavo Souza Santos   +7 more
wiley   +1 more source

The eastern continental distribution of nothofagus antarctica along Gallegos River (Santa Cruz) [PDF]

open access: yes, 2013
El ñire o ñirre, Nothofagus antarctica (G. Forster) Oersted, es un árbol nativo que se caracteriza por su gran plasticidad fenotípica, adaptándose a una gran variedad de condiciones ambientales, ocupando desde sitios con exceso de humedad (turberas y ...
Beroiz, Mario   +3 more
core   +1 more source

Análise histológica do trato intestinal do Caracara plancus (Miller, 1777).

open access: yes, 2016
The Southern Crested Carcara is a bird with a recognized ecological role in the population control of small birds and mammals, feeding on live prey as much as on decaying animals.
W. Almeida   +3 more
semanticscholar   +1 more source

Co‐production of agroecological innovations to improve sustainability in South American fruit farms

open access: yesPeople and Nature, Volume 6, Issue 2, Page 833-848, April 2024.
Abstract Agricultural intensification and expansion are the main drivers of biodiversity loss that continue to increase this century, especially in South America. International markets and global policy provide incentives and frameworks to address this, but these are unlikely to be effective unless farmers on the ground are enabled and motivated to ...
Fabiana Oliveira da Silva   +10 more
wiley   +1 more source

Behavioral interactions are modulated by facilitation along a heterotrophic succession

open access: yesEcology, Volume 105, Issue 2, February 2024.
Abstract Competition and facilitation drive ecological succession but are often hard to quantify. In this sense, behavioral data may be a key tool to analyze interaction networks, providing insights into temporal trends in facilitation and competition processes within animal heterotrophic succession.
Lara Naves‐Alegre   +2 more
wiley   +1 more source

Aves limpadoras: uma visão geral para os Neotrópicos [PDF]

open access: yes, 2015
Several bird species feed on a variety of external parasites and epibionts, organic debris, dead and wounded tissue, clots and blood, and secretions from the body of other vertebrates (hosts or clients).
Sazima, Cristina, Sazima, Ivan
core   +1 more source

CRANIAL OSTEOLOGY COMPARED TO CARACARA CHERIWAY (JACQUIN, 1784) AND CARACARA PLANCUS (MILLER, 1777) (AVES: FALCONIDAE)

open access: yes, 2015
The Caracara genus (Aves: Falconidae) is composed by species C. cheriway, (“Crested Caracara”), and C. plancus (Southern Caracara). This study aimed to describe in detail and compared the cranial osteology of C. cheriway and C.
A. Guzzi   +5 more
semanticscholar   +1 more source

Diet of the variable hawk (Geranoaetus polyosoma) in grasslands and periurban zones of the pampean region of Argentina [PDF]

open access: yes, 2014
Se estudió la dieta del Aguilucho Común (Geranoaetus polyosoma) durante el período no reproductivo en dos áreas contrastantes, un pastizal natural y una zona periurbana ubicadas en el sudeste de la Región Pampeana (Argentina), con el objetivo de evaluar ...
Baladron Felix, Alejandro Victor   +2 more
core  

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