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共检索到49条 ,权限内显示50条;
Data from: Competition between apex predators? Brown bears decrease wolf kill rate on two continents
- 负责人：
- DOI：
- doi:10.5061/dryad.18nh4
- 摘要：
- ) to evaluate how grey wolf (Canis lupus) kill rate was affected by a sympatric apex predator, the brown bear (Ursus arctos). We used kill interval (i.e. the numb
Data from: Berry production drives bottom-up effects on body mass and reproductive success in an omnivore
- 负责人：
- 关键词：
- Vaccinium myrtillus;Ursus arctos;masting;climate effects;life history traits;Vaccinium vitis-idaea
- DOI：
- doi:10.5061/dryad.772g3
- 摘要：
- , but they often rely on seasonally restricted highly nutritious fruiting bodies during critical life stages. Brown bears Ursus arctos in Sweden are dependent
Data from: Life in the fat lane: seasonal regulation of insulin sensitivity, food intake, and adipose biology in brown bears
- 负责人：
- DOI：
- doi:10.5061/dryad.sc38b
- 摘要：
- Grizzly bears (Ursus arctos horribilis) have evolved remarkable metabolic adaptations including enormous fat accumulation during the active season
Data from: Habitat segregation between brown bears and gray wolves in a human-dominated landscape
- 负责人：
- DOI：
- doi:10.5061/dryad.sc983fc
- 摘要：
- on monitoring of 53 brown bears (Ursus arctos) and 7 sympatric adult gray wolves (Canis lupus) equipped with GPS collars in Sweden, we analyzed the degree
Data from: Multiple estimates of effective population size for monitoring a long-lived vertebrate: an application to Yellowstone grizzly bears
- 负责人：
- DOI：
- doi:10.5061/dryad.s6764
- 摘要：
- to measure in natural populations. The isolated and well-studied population of grizzly bears (Ursus arctos) in the Greater Yellowstone Ecosystem prov
brown bears Ursus arctos
- 负责人：
- DOI：
- doi:10.5061/dryad.vr61ks2
- 摘要：
- to the south and north. We discuss possible applications and research perspectives to further develop the approach.
Data from: Movement ecology of brown bears (Ursus arctos) in the Romanian Eastern Carpathians
- 负责人：
- DOI：
- doi:10.5061/dryad.jk127ng
- 摘要：
- an important role in habitat selection. Within a large unfragmented forest habitats persisting over decades in the Romanian Carpathians and a prohibitive hunting
Data from: Brown and polar bear Y chromosomes reveal extensive male-biased gene flow within brother lineages
- 负责人：
- 关键词：
- microsatellites;STR;Ursus arctos;Y chromosome;Ursus americanus;bear;Ursus maritimus;phylogeography
- DOI：
- doi:10.5061/dryad.3p21q
- 摘要：
- population to mainland brown bears. Due to female philopatry, mtDNA provides a highly structured estimate of population differentiation, while male-biased
Data from: Fear of the human “super predator” far exceeds the fear of large carnivores in a model mesocarnivore
- 负责人：
- DOI：
- doi:10.5061/dryad.4g0m4
- 摘要：
- predators. Badgers (Meles meles) in Britain are a model mesocarnivore insofar as they no longer need fear native large carnivores (bears, Ursus arctos; wolves
Data from: Size-selectivity of predation by brown bears depends on the density of their sockeye salmon prey
- 负责人：
- Cunningham, Curry James
- DOI：
- doi:10.5061/dryad.77f5q
- 摘要：
- on brown bears (Ursus arctos) foraging on sockeye salmon (Oncorhynchus nerka) in Alaska, to test the hypothesis that salmon density affects the strength
