Results 11 to 20 of about 2,801 (154)

Foraging Observations: Novel Trophic Interactions Between the Andean Gull (<i>Chroicocephalus serrranus</i>) and Endangered Vertebrates of Lake Titicaca. [PDF]

open access: yesEcol Evol
We show that the Andean gull predates on both the Titicaca Grebe and the Titicaca Giant Frog. Both these species are critically endangered, and it was unknown that they had natural predators before this. ABSTRACT We record two new predation events and one new kleptoparasitic Andean Gull (Chroicocephalus serranus) behavior, interactions that directly ...
Quispe J   +4 more
europepmc   +2 more sources

Blood Relatives: Linking Evolutionary History and Conservation of Medicinal Leeches (<i>Hirudo</i> spp.). [PDF]

open access: yesEvol Appl
ABSTRACT Medicinal leeches of the genus Hirudo are both historically important in medicine and increasingly studied as models in ecology and biomedicine. However, the taxonomy, population structure and evolutionary history of this genus remain partially unresolved.
Lombardo G   +10 more
europepmc   +2 more sources

WABAD: A world annotated bird acoustic dataset for passive acoustic monitoring. [PDF]

open access: yesEcology
Abstract Under the current global biodiversity crisis, there is a need for automated and noninvasive monitoring techniques that can gather large amounts of data cost‐effectively at various ecological scales, from local to large spatial scales. These data can then be analyzed to inform stakeholders and decision‐makers.
Pérez-Granados C   +101 more
europepmc   +2 more sources

Recommendations for Improving the Modeling of Wintering Waterbird Population Sizes and Trends. [PDF]

open access: yesEcol Evol
We assessed four statistical approaches (simple GLMM, optimized GLMM, LORI, and TRIM) for analyzing International Waterbird Census data and found that commonly used methods inadequately address zero inflation, overdispersion, and spatial autocorrelation.
Godeau U   +12 more
europepmc   +2 more sources

A New Species of Plasmodium of the Subgenus Novyella Infecting White-Shouldered Fire-Eyes (Pyriglena leucoptera) (Aves: Thamnophilidae) in Brazil. [PDF]

open access: yesIntegr Zool
South America has a remarkable genetic diversity of avian haemosporidians, yet only a few species have been described combining molecular and morphological data. This study introduces Plasmodium (Novyella) pyriglenae sp. nov., a new species infecting the white‐shouldered fire‐eye (Pyriglena leucoptera) in Brazil.
Alves LGM   +4 more
europepmc   +2 more sources

Memorias de la VII Reunión Ecuatoriana de Ornitología [PDF]

open access: yes, 2023
We present the abstracts of the VII Ecuadorian Ornithology Meeting (VII REO), held in Cuenca, on 27–31 July 2022. The VII REO included four plenary talks, a symposium on key biodiversity areas in Ecuador, 54 oral and poster presentations, a round table ...
Freile, Juan   +17 more
core   +1 more source

Ornitologia Cuneese. Indagine bibliografica e dati inediti

open access: yesRivista Italiana di Ornitologia - Research in Ornithology, 2015
Book Review: Ornitologia Cuneese.
Giorgio Chiozzi
doaj   +1 more source

Registro del gato de las pampas, Leopardus garleppi (Matschie, 1912) en los Humedales de Eten, Lambayeque, Perú

open access: yesRevista Peruana de Biología, 2021
El gato de las pampas, Leopardus garleppi (Matschie, 1912), es una de las cinco especies del género Leopardus conocidas en el Perú y es la única especie del género que se distribuye en la ecorregión del desierto costero del Perú.
Wilmar Aznaran   +3 more
doaj   +1 more source

Nombres comunes de las aves de Costa Rica: significado y origen

open access: yesRevista de Filología y Lingüística de la Universidad de Costa Rica, 2006
Este trabajo describe una compilación de los nombres comunes para las aves de Costa Rica. Además se incluye una explicación de su significado, con los lugares de procedencia y uso de estos nombres.
Luis Sandoval
doaj   +1 more source

Rising from the ashes: A new treefrog (Anura, Hylidae, Scinax) from a wildfire-threatened area in the Amazon lowlands of central Peru [PDF]

open access: yesEvolutionary Systematics, 2023
We describe a new species of tree frog from the middle Ucayali River, Peru. Scinax pyroinguinis sp. nov. is known from two males found in a patch of Amazon rainforest at 160 masl.
Germán Chávez   +3 more
doaj   +3 more sources

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