Results 21 to 30 of about 18,172 (154)

A roadmap for ladybird conservation and recovery

open access: yesConservation Biology, Volume 37, Issue 1, February 2023., 2023
Abstract Ladybirds (Coleoptera: Coccinellidae) provide services that are critical to food production, and they fulfill an ecological role as a food source for predators. The richness, abundance, and distribution of ladybirds, however, are compromised by many anthropogenic threats.
António O. Soares   +26 more
wiley   +1 more source

Structure and evolution of the sexually dimorphic integumentary swelling on the hands of dendrobatid poison frogs and their relatives (Amphibia: Anura: Dendrobatoidea)

open access: yesJournal of Anatomy, Volume 240, Issue 3, Page 447-465, March 2022., 2022
The hands of adult males of many dendrobatid poison frogs and their relatives possess one or two of four types of specialized mucous glands that presumably secrete pheromones delivered to females during cephalic amplexus. The discovery of these glands adds a new dimension to studies of poison frog reproductive biology, which have investigated acoustic,
Isabela Rodrigues de Souza Cavalcanti   +3 more
wiley   +1 more source

Partitioning beta diversity to untangle mechanisms underlying the assembly of bird communities in Mediterranean olive groves

open access: yesDiversity and Distributions, Volume 28, Issue 1, Page 112-127, January 2022., 2022
Abstract Aim We investigated taxonomic and functional beta diversity of bird communities inhabiting Mediterranean olive groves subject to either intensive or low‐intensity management of the ground cover and located in landscapes with different degrees of complexity. Location Andalusia, southern Spain.
Vicente García‐Navas   +8 more
wiley   +1 more source

Ecological Characterization of the Flora in Reserva Ecológica Arenillas, Ecuador

open access: yesApplied Sciences, 2022
Ecuador, located in the Neotropics, has 66 protected natural areas, which represent about 13.77% of its overall territory. The Reserva Ecológica Arenillas reserve (REAr), located in southwestern Ecuador, protects an area of dry forest, coastal thorn ...
Alex Dumany Luna-Florin   +4 more
doaj   +1 more source

Papilionidae de la Colección de Entomología del Museo de Historia Natural (MHN-UniCauca), Popayán, Cauca, Colombia (Insecta: Lepidoptera)

open access: yesSHILAP, 2023
Se revisaron 199 ejemplares de la familia Papilionidae depositados en la Colección de Entomología del Museo de Historia Natural de la Universidad del Cauca (MHN-UniCauca), Popayán, Cauca, Colombia.
María Cristina Gallego-Ropero   +3 more
doaj   +1 more source

Mapping continental Ecuadorian ant species

open access: yesSociobiology, 2015
Ecuador is considered a megadiverse country but information on the distribution and conservation of its ant species is scarce and scattered through the literature.
Fernanda Salazar   +3 more
doaj   +1 more source

Rhopalocera del Museo Laboratorio Entomológico, Universidad del Tolima (Lepidoptera: Papilionoidea)

open access: yesSHILAP, 2023
Las colecciones biológicas juegan un papel importante para el conocimiento de la biodiversidad, debido que son fuentes primarias de información, los lepidópteros son un orden megadiverso y Colombia es uno de los países que presenta la mayor diversidad ...
Sebastián Quimbayo-Díaz   +4 more
doaj   +1 more source

El uso de bases de datos curatoriales para reconstruir la historia del conocimiento taxonómico: un ejemplo con papiliónidas y piéridas mexicanas (Insecta: Lepidoptera)

open access: yesRevista Mexicana de Biodiversidad, 2010
El objetivo de este trabajo es conocer la cronología de la información sobre mariposas papiliónidas y piéridas de México, así como los patrones de recolección y los recolectores más destacados a partir de una base de datos curatoriales y fuentes ...
Leonor Oñate-Ocaña   +1 more
doaj   +1 more source

¿Quo vadis cellula? [PDF]

open access: yes, 2012
El uso de procedimientos de alto rendimiento en datos (high-throughput) que pueden analizarse a la luz de modelos apropiados, y la posibilidad del análisis al nivel de una sola molécula (single-molecule level) revelan novedades respecto de nuestra ...
Kessi C., Eduardo
core   +2 more sources

Estrategias metodológicas para el monitoreo aeromicológico en el Museo de La Plata [PDF]

open access: yes, 2015
Fil: Nitiu, Daniela Silvana. Cátedra de Palinología. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Mallo, Andrea Cecilia. Cátedra de Palinología. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La
Elíades, Lorena Alejandra   +4 more
core   +3 more sources

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