Results 21 to 30 of about 1,521 (186)

The Andean bear alopecia syndrome may be caused by social housing [PDF]

open access: yesZoo Biology, 2019
AbstractThe Andean bear alopecia syndrome is a progressive and chronic condition documented in ex situ populations. Recent advances focus on treating symptoms, not preventing future cases. We therefore explored the epidemiology of this syndrome through an analysis of husbandry and veterinary conditions of 63 Andean bears (26M:37F) housed in North and ...
Russell C. Van Horn   +5 more
openaire   +2 more sources

Cities of Rivers, Mountains, and Serpents: Non-Human Territorialities in Jaime Saenz and José María Arguedas

open access: yesBolivian Studies Journal, 2021
In this article, I draw on Tupac Amaru Kamaq Taytanchisman (1962) by José María Arguedas and Imágenes paceñas (1979) by Jaime Saenz to illuminate the ways that serpents, rivers, and mountains bear upon the spatial organization of Lima and La Paz.
Christian Elguera
doaj   +1 more source

Mammalian carnivore occupancy is inversely related to presence of domestic dogs in the high Andes of Ecuador.

open access: yesPLoS ONE, 2018
Although the Andes have long been occupied by people, habitat loss, fragmentation through deforestation, and other human activities such as introduction of invasive species have increased drastically during the past century.
Galo Zapata-Ríos, Lyn C Branch
doaj   +1 more source

Environmental Impact of Silicic Magmatism in Large Igneous Province Events

open access: yesGeophysical Monograph Series, Page 133-151., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Scott E. Bryan
wiley  

+1 more source

The Inka Khipu and Yupana: A Reply to Zen Vasconcellos and Rojas Gamarra (2026)

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT A new analysis by Zen Vasconcellos and Rojas Gamarra offers a novel interpretation of the Inka devices used for calculating (yupana) and recording (khipu) numbers. They claim the Inka devices represented numbers neither positionally, with place value, as most researchers have assumed, nor additively, without place value, a possibility uniquely
Cinzia Florio, Karenleigh A. Overmann
wiley   +1 more source

Carrion ecology: concepts, interdisciplinary synthesis, and perspectives

open access: yesBiological Reviews, EarlyView.
ABSTRACT Carrion is a ubiquitous resource in both terrestrial and aquatic ecosystems, yet it has long been overlooked in ecological research. Over the past two decades, studies on carrion and the many organisms that exploit it have flourished, revealing not only wide‐ranging ecological functions but also significance far beyond ecology.
Marcos Moleón   +38 more
wiley   +1 more source

Business and Biodiversity: Scaling Conservation Enterprises Within and Beyond Place for Transformative Change

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Transformative change is required to address persistent and systemic drivers of biodiversity loss. There is an urgent need for innovative solutions that tackle root causes in place‐specific contexts. Evidence indicates that small, innovative, purpose‐driven businesses can serve as vehicles for developing place‐based solutions.
Shova Thapa Karki, Bradley D. Parrish
wiley   +1 more source

Apatite in Carbonatite Preserving Primary Magmatic, Post‐Magmatic Overgrowth, and Post India‐Asia Collision‐Related Hydrothermal Alteration: Evidenced From U–Pb Isotope and Trace Element Geochemistry

open access: yesGeological Journal, EarlyView.
U–Pb isotope and trace element geochemistry of apatite from carbonatites of Peshawar Plain Alkaline Igneous Province, western Himalaya shows Permo‐Carboniferous magmatism, an additional magmatic pulse during Cretaceous, and post‐magmatic hydrothermal/metasomatism during Oligocene. ABSTRACT U–Pb isotope and trace element geochemistry of apatite combined
Mehboob ur Rashid   +9 more
wiley   +1 more source

Mitochondrial DNA provides an insight into the mechanisms driving diversification in the ithomiine butterfly Hyposcada anchiala (Lepidoptera: Nymphalidae: Ithomiinae)

open access: yesEuropean Journal of Entomology, 2005
Geographic subspecies of several ithomiine butterflies on the lower east Andean slopes display a black and orange "melanic tiger" aposematic wing pattern that occurs from Colombia to Bolivia, while geographically adjacent lowland subspecies typically ...
Alaine WHINNETT   +6 more
doaj   +1 more source

Heterogeneous Exhumation Mechanisms in Neoproterozoic Collisional Metamorphism: P–T Constraints From Pelotas and Punta del Este Terranes, Southern Brazil and Uruguay

open access: yesGeological Journal, EarlyView.
Petrography, thermobarometry, and pseudosection modelling reveal peak metamorphic conditions of 3–7.5 kbar and 520°C–800°C in Tonian‐Cryogenian orthogneisses of the Dom Feliciano Belt. Metamorphic field gradients of 27°C/km–39°C/km and variable exhumation mechanisms support correlation of these units as remnants of a Himalayan‐type Piratini Orogeny ...
Thaiane Niederauer‐Santos   +6 more
wiley   +1 more source

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