Results 51 to 60 of about 28,918 (143)

El estado de alimentación de renacuajos de Pleurodema thaul (Anura: Leptodactylidae) modula la adquisición de un aprendizaje relacionado a riesgo de depredación [PDF]

open access: yes, 2017
El estado de alimentación de los animales modula la respuesta antidepredador y podría interferir en la adquisición de información relacionada al riesgo de depredación.
Andaluz Arcos, Nayan   +2 more
core  

It is cool to be clear: Transparency induces a thermal cost in clearwing butterflies

open access: yesFunctional Ecology, Volume 39, Issue 9, Page 2452-2464, September 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract In butterflies, wing transparency raises the question of potential costs for vital functions, such as thermoregulation. The thermal melanism hypothesis posits that darker colorations enable higher absorption of solar radiation, leading to the prediction that such ...
Violaine Ossola   +8 more
wiley   +1 more source

Observaciones generales de la dieta del zanate mexicano Quiscalus mexicanus en Puerto Vallarta, México

open access: yesHuitzil, 2017
We reported photographic evidence of Great-tailed Grackle Quiscalus mexicanus predation on species Sceloporus melanorhinus (Black-nosed lizard) and Iguana iguana (Green iguana), and its cannibalism of eggs, in an urban area of Puerto Vallarta, Mexico. We
Fabio Germán Cupul-Magaña   +2 more
doaj   +1 more source

Haciendo visibles procesos e interacciones ecológicas a través de la experimentación [PDF]

open access: yes, 2016
El presente proyecto aborda la facilitación del aprendizaje de conceptos abstractos en ecología mediante experimentación.Para ello proponemos la realización de modelos de experimentación que permitan abordar conceptos abstractos en ecología a través de ...
Barandica Fernández, Jesús María   +3 more
core   +1 more source

Behavioural co‐option of plant secondary compounds by a cavity‐nesting bird is an adaptation against competition and predation

open access: yesFunctional Ecology, Volume 39, Issue 2, Page 362-370, February 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Interactions with competitors and predators can generate strong selection and favour the evolution of novel strategies for mitigating fitness costs. Adaptations to mitigate competition and predation risk often involve evolution of traits which directly reduce costs ...
James C. Mouton   +4 more
wiley   +1 more source

Nueva especie de ostrácodo del Plioceno de la Depresión del Guadalquivir (S.O. de España)

open access: yesEstudios Geologicos, 2018
En este trabajo se describe e ilustra una nueva especie de ostrácodo, Cyprideis civisi nov. sp., procedente de sedimentos pliocenos de la Cuenca del Guadalquivir (S.O. de España).
F. Ruiz   +2 more
doaj   +1 more source

Common property, expropriation colonial and capitalist depredation [PDF]

open access: yes, 2008
El presente trabajo intenta bosquejar los modos de depredación de los bienes colectivos que se efectúa como consecuencia de las transformaciones del sistema capitalista a escala planetaria y sus consecuencias para Latinoamérica.
Scribano, Adrián Oscar
core  

Butterfly species vary in sex‐specific sodium accumulation from larval diets

open access: yesEcological Entomology, Volume 50, Issue 1, Page 228-234, February 2025.
Male butterflies accumulate more sodium than females in three butterfly species, especially when larvae were exposed to high dietary sodium concentrations. Sodium bioaccumulation occurred mainly in Low Na treatments and bioexcretion was highest in females on High Na diets.
Luis Y. Santiago‐Rosario   +4 more
wiley   +1 more source

Hanging culture of juveniles of the winged oyster Pteria sterna in two baskets of different design

open access: yesAquaTechnica, 2019
The aim of this study was to determine the growth and survival of juveniles of the winged oyster Pteria sterna, culture in two types of baskets manufactured with local materials.
Luis Freites   +6 more
doaj   +1 more source

Preliminary studies on pre-dispersal seeds predation of Ramorinoa girolae, in Ischigualasto Provincial Park (San Juan, Argentina) [PDF]

open access: yes, 2016
RESUMEN. En el presente trabajo se buscó identificar las especies de artrópodos que causan pérdida de semillas en la etapa pre-dispersiva de Ramorinoa girolae Speg (chica), en el Parque Provincial Ischigualasto (San Juan, Argentina).
Campos, Claudia Monica   +3 more
core  

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