Results 51 to 60 of about 1,419 (160)

A review of plant phenolics and endozoochory

open access: yesEcology and Evolution, Volume 14, Issue 9, September 2024.
Phenolic compounds, vital secondary metabolites in plants, evolved to protect against UV radiation and oxidative stress during their transition to terrestrial environments. In modern plants, phenolics serve primarily as defense mechanisms against pathogens and herbivores, while also influencing seed dormancy and viability.
Samuel A. Krebs, Michael L. Schummer
wiley   +1 more source

Different factors that modify anti-predator behaviour in guanacos (Lama guanicoe)

open access: yesActa Theriologica, 2014
Animals optimize the trade-off between the cost of not fleeing and the benefits of staying because the factors that influence flight decisions and the disturbance level of a particular stimulus can vary both spatially and temporally. Different factors (human impact and habitat characteristics) likely to modify anti-predator behaviour in different types
Taraborelli, Paula Andrea   +8 more
openaire   +2 more sources

Cálculo abomasal en guanaco (Lama guanicoe) hallazgo de necropsia

open access: yes, 1992
This technical note describes an abomasal calculus found in a necropsy performed in guanaco (Lama guanicoe) in the Andean Mountain of Central Chile.
Bonacic S., Cristián
core  

Contribuição ao estudo de parâmetros bioquímicos sanguíneos de alpacas (Lama pacos) e guanacos (Lama guanicoe) da fauna de camelídeos sulamericanos [PDF]

open access: yes, 2000
Orientador: Metry BacilaCo-orientador: Rubens RosaDissertação (mestrado) - Universidade Federal do ParanáResumo: O principal objetivo do presente trabalho é o de estudar algumas características dos eritrócitos, particularmente o fluxo glicolítico, de ...
Cartelli, Rafael
core  

Preliminary analysis of teeth cementum of Lama guanicoe for the estimation of age and season at death: Studies of modern specimens and further archaeological applications

open access: yes, 2014
Preliminary analysis of teeth cementum of Lama guanicoe for the estimation of age and season at death: Studies of modern specimens and further archaeological ...
Gourichon, Lionel, Parmigiani, Vanesa
core   +1 more source

Mitochondrial DNA variation and systematics of the guanaco (Lama guanicoe, Artiodactyla: Camelidae)

open access: yes, 2008
Guanacos (Lama guanicoe) are the most important native herbivorous species in the South American steppes and the dominant ungulate in a fauna rich in rodents but poor in large mammal species.
Bruford, Michael W.   +8 more
core  

Predator occurrence and perceived predation risk determine grouping behavior in guanaco (Lama guanicoe) [PDF]

open access: yes, 2018
WILEY: "This is the peer reviewed version of the following article: Esperanza C. Iranzo Heiko U. Wittmer Juan Traba Pablo Acebes Cristina Mata Juan E.
Traba Díaz, Juan   +22 more
core   +1 more source

Two-dimensional electrophoresis of serum proteins of llama, Lama glama, alpaco, Lama pacos and a hybrid (llamahnanaco) of llama and guanaco, Lama guanicoe.

open access: yesSEIBUTSU BUTSURI KAGAKU, 1994
Serum proteins of South American camelids (llama, alpaca and llamahnanaco) were identified and analyzed by microscale multisample two-dimensional (2-D) electrophoresis and immunoblotting. And then, the two-dimensional identification maps were first prepared as basic data to examine the physiological and clinico-chemical informations occurring in serum ...
Yokohama, Michinari   +2 more
openaire   +2 more sources

Feeding habits of the puma (Puma concolor) and the incidence of predation on guanaco (Lama guanicoe) mortality in northeastern Patagonia [PDF]

open access: yes, 2014
En la Patagonia, las relaciones funcionales entre el puma y sus presas nativas se han modificado como consecuencia de la introducción de especies exóticas.
Fernández, Cynthia, Baldi, Ricardo
core  

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