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- W2560953090 abstract "Abstract ∙ Animal patterns of space use have fundamental consequences for ecological processes such as animal‐ mediated seed dispersal. This study examines the use of space of an understory frugivore: the White‐crowned Manakin (Dixiphia pipra) during the non‐breeding season at Tiputini Biodiversity Station in Ecuador. We radio‐tracked seven individuals of different sexes and ages. We found that White‐crowned Manakins have relatively small home ranges varying from 1.19 to 5.73 ha. The home ranges of male juveniles (2.25 ± 0.62 SE) were larger than that of the adult males (1.20 ± 0.01 SE), but smaller than those of females (4.27 ± 0.77 SE). Females and second‐year males were found to perform more long distance flights outside their core home range than hatch‐year or adult males. These movement differences suggest that they disperse seeds longer distances and more evenly across their home range. Adult and hatch‐year males appear to perform more short distance seed dispersal events. We argue that these contributions are complementary, and that White‐crowned Manakins are key dispersal agents that have a significantly influence in the structure and composition of understory plant communities in the Amazon rainforest.Resumen ∙ Uso de espacio del Saltarín Coroniblanco (Dixiphia pipra) en la Amazonía Ecuatoriana Los patrones de uso espacial utilizados por animales tienen consecuencias fundamentales en procesos ecológicos, tales como la dispersión de semillas. Este estudio examina el uso espacial de una especie frugívora de sotobosque: el Saltarín Coroniblanco (Dixiphia pipra) durante el ciclo no‐reproductivo en la Estación de Biodiversidad de Tiputini en Ecuador. Seguimos por radio telemetría a siete individuos de diferentes sexos y edades. Encontramos que el Saltarín Coroniblanco tiene un rango de hogar relativamente pequeño, variando entre 1,19 a 5,73 ha. El rango de hogar de los machos juveniles (2,25 ± 0,62 EE) es más grande que el de los machos adultos (1,20 ± 0,01 EE), pero más pequeño que el de las hembras (4,27 ± 0,77 EE). El estudio encontró que las hembras y los machos de segundo año realizaron vuelos más largos fuera del núcleo de su rango de hogar, comparado con machos juveniles del año o machos adultos. Estas diferencias sugieren que podrían dispersar semillas a mayores distancias y de manera más homogénea a lo largo de su rango de hogar. Los machos adultos y los juveniles del año parecen llevar a cabo eventos de dispersión de semillas a distancias más cortas. Nosotros argumentamos que estas contribuciones son complementarias y que los Saltarines Coroniblancos son agentes de dispersión claves, influenciando considerablemente la estructura y la composición de las comunidades de plantas del sotobosque en el bosque tropical lluvioso de la Amazonía Ecuatoriana." @default.
- W2560953090 created "2017-01-06" @default.
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- W2560953090 date "2016-08-23" @default.
- W2560953090 modified "2023-10-01" @default.
- W2560953090 title "WHITE‐CROWNED MANAKIN (DIXIPHIA PIPRA) USE OF SPACE IN THE ECUADORIAN AMAZON" @default.
- W2560953090 doi "https://doi.org/10.58843/ornneo.v27i0.33" @default.
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