Results 21 to 30 of about 26,564 (119)

Testate amoebae: a review on their multiple uses as bioindicators

open access: yesActa Protozoologica, 2022
Testate amoebae (TA) are unicellular protozoans enclosed in a test capable of indicating a wide variety of environmental conditions.
Yasmin de Góes Cohn Freitas   +6 more
doaj   +1 more source

Threat Analysis of Forest Fragmentation and Degradation for Peruvian Primates

open access: yesDiversity, 2023
Peru has 55 primate taxa (including all species and subspecies), a third of which are threatened. The major drivers of habitat loss, degradation and fragmentation are grazing, forestry, agriculture and transport infrastructure.
Sam Shanee   +13 more
doaj   +1 more source

New records of Tamarix ramosissima Ledeb. (Tamaricaceae) in basins of Western Chaco dry forest, northwestern Argentina [PDF]

open access: yesCheck List, 2017
Different species of the exotic plant Tamarix have been registered as colonizing natural and semi-natural environments in many provinces of Argentina. Nevertheless, the genus has not been cited for Tucumán or Santiago del Estero provinces, and
Edgardo Javier Ignacio Pero
doaj   +3 more sources

Use of artificial refuges as a strategy for the conservation of bats

open access: yesRevista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales, 2022
One of the main problems for the conservation of bats in Colombia is ignorance about them and their ecosystem services. In this study, we aimed to contribute to the understanding and conservation of the bat fauna of the Pasuncha region (Pacho ...
Juan Camilo Vieda-Ortega   +4 more
doaj   +1 more source

Modelling beta diversity of aquatic macroinvertebrates in High Andean wetlands

open access: yesJournal of Limnology, 2017
Central Andean Highlands represent a singular environment characterized by various extreme conditions. Among them, peatbogs are exceptional marshy habitats scattered throughout this arid and harsh area.
Carolina Nieto   +4 more
doaj   +1 more source

Homeward bound: annual breeding home range size and overlap in Broad-winged Hawks ( Buteo platypterus ) and the effects of sex, productivity, and ecoregion

open access: yesJournal of Field Ornithology, 2023
Documenting home range size, and identifying the variables influencing it, is key to understanding raptor population ecology and to addressing conservation issues.
Diego Gallego   +2 more
doaj   +1 more source

Nuevos registros de Alouatta palliata (Primate: Atelidae) en los departamentos de Chocó y Risaralda, Colombia

open access: yesMammalogy Notes
Esta nota actualiza la información sobre la distribución del mono aullador de manto (Alouatta palliata) en el Chocó biogeográfico de Colombia, al reportar 15 registros en dos nuevas localidades que extienden su rango conocido en 90km hacia el este, en ...
Alma Hernández-Jaramillo   +3 more
doaj   +1 more source

El “estado ecológico” como concepto para la gestión de la cuenca Salí-Dulce (Tucumán, Argentina)

open access: yesActa Zoológica Lilloana, 2017
El simposio “Problemática de la cuenca Salí-Dulce” del VII Congreso Argentino de Limnología (CAL7) en 2016 expuso las tensiones existentes entre gestores y cien- tíficos.
Hugo R. Fernández
doaj   +1 more source

A survey of critically endangered Plecturocebus oenanthe in Moyobamba’s urban forests, Peru

open access: yesScientific Reports
Urban expansion is a global driver of wildlife decline, with cities encroaching into forested areas, leading among other things to habitat loss and fragmentation.
Sam Shanee   +7 more
doaj   +1 more source

Use and utility redundancy of medicinal plants in ethnoveterinary medicine by local populations of the Brazilian Caatinga

open access: yesJournal of Ethnobiology and Ethnomedicine
Background The predominance of agropastoral activities in the Brazilian semiarid region is an important factor for human populations to continue using medicinal plants in ethnoveterinary medicine. Thus, we sought to document the Caatinga plants known for
Josefa Raianne de Farias Gonçalves   +4 more
doaj   +1 more source

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