Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Nigel Dunstone"'
Autor:
Carol Ritland, Rachel Freer, Kermit Ritland, Jim Sanderson, Constanza Napolitano, Warren E. Johnson, A. Rus Hoelzel, Nigel Dunstone, Stephen J. O'Brien, Elie Poulin
Publikováno v:
Conservation Genetics. 15:631-653
The guigna (Leopardus guigna) is the smallest and most-restricted New World cat species, inhabiting only around 160,000 km2 of temperate rain forests in southern South America and is currently threatened by habitat loss, fragmentation and human perse
Publikováno v:
Journal of Arid Environments. 61:589-601
We investigated the validity of spotlighting techniques for surveying and monitoring desert mammal populations by determining the effect of repeating spotlight transects on the relative precision of density estimates. Precision was modelled by calcul
Autor:
Nigel Dunstone, Rachel Freer, Gerardo Acosta-Jamett, León Durbin, Ian Wyllie, Marcelo Mazzoli, Dawn Scott
Publikováno v:
Boletín Museo Nacional de Historia Natural. 51:147-158
Una investigación de selección de hábitat, patrones de actividad y dieta de la güiña fue llevada a cabo empleando técnicas de radiotelemetría en un bosque Valdiviano transicional dentro del Parque Nacional Laguna San Rafael, sur de Chile. La d
Publikováno v:
Biological Conservation. 105:43-51
Mountain lion (Puma concolor) depredation incidents on livestock herds were recorded at 15 ranches in southern Brazil from 1993 to 1995. Maximum losses to mountain lions were 78% for goats, 84% for sheep, and 16% for cattle. Cattle mortality arising
Autor:
Nigel Dunstone, Sam Rose, Gerardo Acosta Jamett, Rachel Freer, Leon S. Durbin, Marcelo Mazzolli, Ian Wyllie
Publikováno v:
Journal of Zoology. 257:1-11
The kodkod Oncifelis guigna has one of the smallest distributions of wild felids, being geographically restricted to a narrow strip within Chile and Argentina. An investigation of population demography and habitat selection was carried out using trap
Autor:
Nigel Dunstone, Dawn M. Scott
Publikováno v:
Journal of Zoology. 251:481-494
The spatial and temporal compositions of rodent communities in habitats of the Badia region of north-eastJordan were investigated between 1996 and 1997. Live grid-trapping and spot-lighting techniques wereemployed to estimate rodent densities. Sixtee
Publikováno v:
Canadian Journal of Zoology. 77:397-405
Density dependence in habitat utilisation by a population of wood mice (Apodemus sylvaticus L.) was investigated within a habitat mosaic produced by the felling of mature Sitka spruce (Picea sitchensis Bong. Carrière). A capture-mark-recapture study
Publikováno v:
Journal of Zoology. 239:717-730
A population of wood mice, Apodemus sylvaticus (L.), was studied by capture-mark-recapture, in five 0.81 ha grids within a habitat mosaic produced by the felling of a plantation of mature Sitka spruce (Picea sitchensis Carriere). From May 1990 to Jun
Publikováno v:
Ecography. 17:305-313
Habitat associations of wood mouse Apodemus sylvaticus, bank vole Clethrionomys glareolus and field vole Microtus agrestis were analysed during a chronosequence study of succession in Sitka spruce Picea sitchensis plantations in Hamsterley Forest, no
Autor:
Nigel Dunstone
Publikováno v:
Biological Conservation. 101:259-261