Results 41 to 50 of about 469 (126)
Temporal Dynamics of a Neotropical Plant‐Hummingbird Interaction Network
Using an unprecedented sampling effort we evaluated network structure and dynamics of plant‐hummingbird interactions over 1 year in the Brazilian hyperdiverse Campos Rupestres. Network structure presented remarkable temporal change, showing that tropical communities can also be strongly influenced by climate.
Steffani N. P. Queiroz +7 more
wiley +1 more source
La familia Xyridaceae es reconocida en el Perú por presentar un género, Xyris, y once especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), todas hierbas. En este trabajo reconocemos un endemismo. Este taxón ha sido encontrado en los pajonales
Blanca León
doaj +1 more source
Introducción y objetivos: Las condiciones orográficas y climáticas de la provincia de San Juan propician la presencia de especies endémicas. Estas especies, por su distribución restringida y/o el reducido tamaño poblacional, tienen una limitada ...
Victoria Marquez, Justo Marquez
doaj +1 more source
Bromeliaceae endémicas del Perú
La familia Bromeliaceae es reconocida en el Perú por presentar 19 géneros y alrededor de 450 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), todas hierbas, epífitas o terrestres.
Blanca León +3 more
doaj +1 more source
Abstract Illegal collecting of wild Venus flytraps (Dionaea muscipula) for the horticultural trade represents a persistent threat to populations of the species across their endemic range in the coastal plain of North and South Carolina (United States). Although wild collecting of Venus flytraps is not a novel threat, there has been very little research
Jared D. Margulies +10 more
wiley +1 more source
Effects of trade and poaching pressure on extinction risk for cacti in the Atacama Desert
Abstract In this era of a global biodiversity crisis, vascular plants are facing unprecedented extinction rates. We conducted an assessment of the extinction risk of 32 species and 7 subspecies of Copiapoa, a genus endemic to Chile's fog‐dependent coastal Atacama Desert.
Angelica Villalobo‐Lopez +7 more
wiley +1 more source
Scrophulariaceae endémicas del Perú
La familia Scrophulariaceae es reconocida en el Perú por presentar alrededor de 18 géneros y 35 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), principalmente herbáceas.
Blanca León
doaj +1 more source
Resumo Os girinos são componentes importantes de muitas teias alimentares aquáticas, pois influenciam as populações em outros níveis tróficos e, consequentemente, a transferência de energia entre os ecossistemas aquáticos e terrestres. O que os girinos consomem é um fator chave para suas funções ecológicas. As assembleias de anuros neotropicais incluem
Iara Matias Gonçalves +4 more
wiley +1 more source
Lecythidaceae endémicas del Perú
Lecythidaceae are represented in Peru by eight genera and 20 species (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), all of them trees. Here we recognize two endemic species in two genera.
Blanca León
doaj +1 more source
Monimiaceae endémicas del Perú
La familia Monimiaceae es reconocida en el Perú por presentar dos géneros y casi 50 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004; Renner & Hausner, 2005), arbustivas y arbóreas.
Blanca León
doaj +1 more source

