Results 111 to 120 of about 12,453 (202)

Priority areas for arthropod conservation in the Iberian Peninsula and Balearic Islands: Insights from a multi‐taxon distributional database

open access: yesInsect Conservation and Diversity, EarlyView.
Using over 416,000 occurrence records from 13 arthropod groups (6233 arthropod species), we mapped large‐scale richness patterns and identified biodiversity hotspots across the Iberian Peninsula and Balearic Islands. Hotspot congruence among arthropod groups was low, underscoring the importance of integrative, multi‐taxon approaches for conservation ...
David Sánchez‐Fernández   +30 more
wiley   +1 more source

Preys and capture sites used by crab spiders (Araneae: Thomisidae and Philodromidae) in a grassland of central Argentina. [PDF]

open access: yes, 2015
La distribución de los depredadores y flores son factores importantes que influyen sobre la elección del sitio de forrajeo por los visitantes florales.
Marrero, Hugo Javier   +2 more
core   +1 more source

Nocturnal Lepidopterans as Essential Pollinators of Aspidosperma pyrifolium (Apocynaceae), a Keystone Tree in the Caatinga Dry Forest

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Pollination is a key ecosystem service, yet most studies focus on diurnal interactions, often overlooking nocturnal pollinators such as hawkmoths and settling moths. In arid environments, nocturnal pollination plays a crucial role in maintaining native plant species of high biocultural value, as seen in the Caatinga dry forest.
Joel A. Queiroz   +3 more
wiley   +1 more source

A new endemic pearl cichlid of the ‘Geophagus’ brasiliensis (Cichliformes: Cichlidae) species group from the Piranga River, upper Doce River basin, southeastern Brazil

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of pearl cichlid of the ‘Geophagus’ brasiliensis species group, endemic to the Piranga River, a major tributary of the upper Doce River basin in the state of Minas Gerais, southeastern Brazil, is herein described. The new species is delimited using an integrative approach, with molecular‐based species delimitation methods coupled
Cidimar E. de Assis   +7 more
wiley   +1 more source

Bioseguridad y conservación de la biodiversidad del maíz (Zea mays L.) en Perú

open access: yesManglar
Proteger biodiversidad nativa ante organismos vivos modificados OVM es imperativo; así, nuestro objetivo elaborar bases metodológicas para estudios de flujo de polen, cruzamiento y biología floral de maíz para Perú en 04 zonas productores: Lambayeque ...
Ricardo Víctor Felipe Arias Salcedo   +2 more
doaj   +1 more source

Potential vectors of Leishmaniases in the Environmental Protection Area and Tinguá Federal Biological Reserve, Municipality of Nova Iguaçu, Rio de Janeiro, Brazil

open access: yesMedical and Veterinary Entomology, EarlyView.
This study was to describe the composition of sand fly fauna, detect potential vectors of Leishmania spp. in the Tinguá district, an ATL endemic, Rio de Janeiro, Brazil. Seven species of vectorial importance in the epidemiological cycle of leishmaniasis was observed: Nyssomyia intermedia, Migonemyia migonei, Pintomyia fischeri, Psychodopygus hirsutus ...
Antônio L. F. Santana   +9 more
wiley   +1 more source

Origin and ontogeny of the extrafloral nectaries associated to the inflorescences of Vigna candida and Vigna caracalla (Leguminosae, Phaseoleae) [PDF]

open access: yes, 2015
The morphology , ontogeny and secretion of the extrafloral nectaries (EFNs) in the inflorescences of Vigna candida and Vigna caracalla were studied. The node s along the inflorescences were processed with standard techniques for light as well as scanning
Amela Garcia, Maria Teresa   +3 more
core   +1 more source

Beyond species means – the intraspecific contribution to global wood density variation

open access: yesNew Phytologist, EarlyView.
Summary Wood density is central for estimating vegetation carbon storage and a plant functional trait of great ecological and evolutionary importance. However, the global extent of wood density variation is unclear, especially at the intraspecific level. We assembled the most comprehensive wood density collection to date, including 109 626 records from
Fabian Jörg Fischer   +105 more
wiley   +1 more source

Myxomycetes ibéricos. IV [PDF]

open access: yes, 2009
Myxomycetes Ibéricos IV. Citamos ciento veinte (120) taxones de Myxomycetes procedentes de la Península Ibérica, aportando datos sobre su ecología, localización geográfica, fecha y hábitat.Iberian Myxomycetes IV. Hundred twenty (120) taxa of Myxomycetes
Gràcia i Barba, Enric, Oltra, Miguel
core  

Microclimate drives demographic compensation in a narrow endemic tropical species

open access: yesNew Phytologist, EarlyView.
Summary Demographic compensation occurs when reductions in some vital rates are offset by increases in others, allowing populations to maintain similar performance across varying environments. This mechanism may help explain species' ecological distributions and range limits, yet its role at microenvironmental scales remains poorly understood.
Talita Zupo   +10 more
wiley   +1 more source

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