Results 11 to 20 of about 11,822 (164)

Health status of the red-billed tropicbird (Phaethon aethereus) determined by hematology, biochemistry, blood gases, and physical examination [PDF]

open access: yesPeerJ, 2023
The red-billed tropicbird, Phaethon aethereus, is a species of seabird native to the Galápagos archipelago, and widely distributed across the neotropics. General health, blood chemistry, and haematology parameters have not been published for this species.
Alice Skehel   +10 more
doaj   +2 more sources

Whole blood fatty acid concentrations in the San Cristóbal Galápagos tortoise (Chelonoidis chathamensis) [PDF]

open access: yesPeerJ, 2021
To continue releasing San Cristóbal Galápagos tortoises housed in managed-care facilities at the Giant Tortoise Breeding Center of Galápagos National Park (Galapaguera de Cerro Colorado) to the Otoy Ecological Farm, health assessments and physical ...
Khushboo Dass   +6 more
doaj   +2 more sources

'Rooting,' For Change: The Role of Culture Beyond Resilience and Adaptation

open access: yesConservation & Society, 2022
Confronted with concerns about rising biodiversity loss and pollution, conservation on the Galápagos has recently moved away from the goal of preserving pristine ecosystems to managing a complex socio-ecological system (SES).
Paolo Bocci
doaj   +1 more source

Soil Fertility Changes With Climate and Island Age in Galápagos: New Baseline Data for Sustainable Agricultural Management

open access: yesFrontiers in Environmental Science, 2021
While the extended absence of human influence has led to matchless natural conditions on the Galápagos archipelago, agricultural activities on the inhabited islands are increasingly affecting soil health and functioning.
Matthias Strahlhofer   +7 more
doaj   +1 more source

Environment-driven changes in terrestrial habitat use and distribution of the Galapagos sea lion

open access: yesEndangered Species Research, 2014
Understanding habitat use patterns of marine apex predators is of paramount importance for the effective design of conservation plans. Due to their amphibious life cycle, pinnipeds are one of the most vulnerable groups to habitat loss and degradation ...
I Montero-Serra   +5 more
doaj   +1 more source

Massive testing in the Galapagos Islands and low positivity rate to control SARS-CoV-2 spread during the first semester of the COVID-19 pandemic: a story of success for Ecuador and South America

open access: yesRural and Remote Health, 2023
Introduction: During the first months of the COVID-19 pandemic in Latin America, countries like Ecuador, Peru and Colombia experienced chaotic scenarios with public health systems collapsing and lack of testing capacity to control the spread of the ...
Alexander Paolo Vallejo-Janeta   +19 more
doaj   +1 more source

Cooperation and opportunism in Galapagos sea lion hunting for shoaling fish

open access: yesEcology and Evolution, 2021
For predators, cooperation can decrease the cost of hunting and potentially augment the benefits. It can also make prey accessible that a single predator could not catch. The degree of cooperation varies substantially and may range from common attraction
Tui De Roy   +2 more
doaj   +1 more source

The Effects of Climatic Variability on the Feeding Ecology of the Scalloped Hammerhead Shark (Sphyrna lewini) in the Tropical Eastern Pacific

open access: yesFrontiers in Marine Science, 2021
Climatic variability changes ocean productivity and generates systematic cascading effects in marine food webs. Studying the feeding ecology of top predators, such as sharks, can provide insights into the overall health of marine ecosystems. We conducted
Camila Arnés-Urgellés   +5 more
doaj   +1 more source

Dog overpopulation on Santa Cruz Island, Galapagos 2018

open access: yesConservation Science and Practice, 2020
In addition to El Niño events, which can alter the pelagic food chain that supports growth and survival of sea lions, dog overpopulation, and diseases can cause further population declines in sea lions on the Galapagos.
Jorge A. Hernandez   +7 more
doaj   +1 more source

Diversity of compounds in femoral secretions of Galápagos iguanas (genera: Amblyrhynchus and Conolophus), and their potential role in sexual communication in lek-mating marine iguanas (Amblyrhynchus cristatus) [PDF]

open access: yesPeerJ, 2017
Background Chemical signals are widely used in the animal kingdom, enabling communication in various social contexts, including mate selection and the establishment of dominance.
Alejandro Ibáñez   +5 more
doaj   +2 more sources

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