Results 41 to 50 of about 6,394 (185)

Temporal dynamics in functional fruit traits of native and invasive fleshy fruited plants in subtropical Andean forests

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1221-1232, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Fruits encompass the energetic and material flow between both interacting parties in frugivore‐mediated seed dispersal. Since fruit traits matter in frugivores' foraging decisions, the temporal dynamics of fruit traits might influence interaction outcomes.
Irene M. A. Bender   +3 more
wiley   +1 more source

Variación espacio-temporal de Ácido domoico disuelto (ADd) en la Bahía Todos Santos, Baja California [PDF]

open access: yes, 2020
El género de diatomeas marinas Pseudo-nitzschia es conocido debido a que algunas de sus especies son potencialmente productoras del ácido domoico (AD). El AD es una potente neurotoxina responsable de la intoxicación amnésica por consumo de mariscos (ASP,
María de los Ángeles Horta García
core  

Yasuní - a hotspot for jaguars Panthera onca (Carnivora: Felidae)? Camera-traps and jaguar activity at Tiputini Biodiversity Station, Ecuador

open access: yesRevista de Biología Tropical, 2014
Jaguars (Panthera onca) are the largest predator in lowland forests of Amazonia but there have been few studies on their occurrence and activity in such forests. Here, we used camera traps to document the occurrence and activity of jaguars within a local
John G. Blake   +5 more
doaj  

Forest cover drives bird occupancy across guilds and habitats in a Colombian coffee‐farming landscape

open access: yesJournal of Applied Ecology, Volume 63, Issue 5, May 2026.
Increasing landscape forest cover would improve occupancy for nearly all bird guilds using coffee and forest habitats in the Eastern Colombian Andes. Conserving forest and enhancing shade coffee are complementary–not interchangeable–strategies: landscape forest cover shapes the conditions under which farm‐scale habitat management can sustain diverse ...
Esteban Botero‐Delgadillo   +5 more
wiley   +1 more source

Variabilidad espacial y temporal de la temperatura del aire en la zona cafetera colombiana

open access: yesInvestigaciones Geográficas, 2016
La zona cafetera colombiana está ubicada enteramente en el hemisferio norte, entre los 1 y 11° grados de latitud, sobre la cordillera de los Andes.
Edna Paola Pérez Rendón   +2 more
doaj   +3 more sources

Comunidad de parásitos metazoarios de la charra Cichlasoma trimaculatum en la laguna de Tres Palos, Guerrero, México Metazoan parasite community in the three-spot cichlid Cichlasoma trimaculatum from Tres Palos Lagoon, Guerrero, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2008
Entre abril de 2000 y noviembre de 2002 se examinó la composición de la comunidad de parásitos metazoarios de la charra, Cichlasoma trimaculatum a partir de muestras temporales.
Juan Violante-González   +2 more
doaj  

Evolution of Reproductive Plasticity in a Seasonal Tropical Environment

open access: yesEcology Letters, Volume 29, Issue 5, May 2026.
We reveal widespread occurrence of seasonal reproductive plasticity, including reproductive diapause, in Nymphalid butterflies in a seasonal rainforest in the Amazon. This highlights that, not only in temperate but also tropical habitats, seasonality is an important driver of plastic life history strategies. ABSTRACT Seasonality can drive the evolution
Marcus Hicks   +7 more
wiley   +1 more source

VARIACIÓN ESPACIO TEMPORAL DE LAS INFECCIONES POR COVID-19 EN EL PERÚ: PROPAGACIÓN Y REBROTE

open access: yes
La presente investigación tiene como objetivo evaluar la variación espacio temporal de las infecciones por COVID-19 en Perú. Materiales y métodos. La investigación explicativa está basada en los casos positivos confirmados de COVID-19 del Ministerio de ...
MINCHON MEDINA, C (via Mendeley Data)
core   +1 more source

Estado sanitario de poblaciones adultas jujeñas: variación regional y temporal [PDF]

open access: yes, 2008
La población adulta masculina (PAM) jujeña, localizada sobre un gradiente altitudinal, se caracteriza por presentar una tendencia secular positiva de la talla. El objetivo de este trabajo fue analizar la variación regional y temporal del estado sanitario
Soler Grima, Marta   +4 more
core  

Temporal variation on the diet of the South American Tern (Sterna hirundinacea, Charadriiformes: Laridae) on its wintering grounds Variación temporal en la dieta del Gaviotín Sudamericano (Sterna hirundinacea, Charadriiformes: Laridae) en los sitios de invernada

open access: yesRevista Chilena de Historia Natural, 2011
The diet of the South American Tern (Sterna hirundinacea) and its seasonal variation during the 2005 and 2006 non-reproductive seasons in the Uruguayan Atlantic coast was analyzed.
MATILDE ALFARO   +3 more
doaj  

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