Results 111 to 120 of about 119,873 (309)

Marine recreational fisheries statistics survey for northern and central California, Quarterly Report no. 1, July to September 1979 [PDF]

open access: yes, 1987
Field intercept Marine Recreational Fisheries Statistics Survey (MRFSS) data for central and northern California, collected in July to September 1979, is presented in a data report format.
Karpov, Konstantin A.   +2 more
core  

Urban bats show dietary flexibility in aquatic arthropod consumption at urban and rural waterbodies

open access: yesWildlife Biology, EarlyView.
Urban waterbodies are critical for biodiversity and provide feeding grounds for insectivorous bats. Yet, how urbanisation affects bats' food choices at urban waterbodies and the role of emergent aquatic arthropods remain poorly understood. We compared the diet of three urban bat species – Vespadelus vulturnus, Chalinolobus gouldii,and Myotis macropus –
Tanja M. Straka   +7 more
wiley   +1 more source

Accumulation of 137Cs in a pike perch (Lucioperca lucioperca L.) [PDF]

open access: yesЯдерна фізика та енергетика, 2012
Long-term researches of specific activity of 137Cs at a pike perch (Lucioperca lucioperca L.) from Kanevskoe reservoir and cooling-pond of ChNPP are summed up.
O. L. Zarubin   +3 more
doaj  

Hazards to golden-mantled ground squirrels and associated secondary hazard potential from strychnine baiting for forest pocket gophers [PDF]

open access: yes, 1984
Radio telemetry and capture-recapture techniques were used to evaluate the hazards to golden-mantled ground squirrels (Spermophilus lateralis) from hand baiting with 0.5% strychnine-treated oats for western pocket gophers (Thomomys mazama) on conifer ...
Anthony, R. Michael   +2 more
core  

Concrete jungle to urban oasis: evaluating scale, vegetation cover, and aggregation of urban greenspaces on wildlife

open access: yesWildlife Biology, EarlyView.
Urban greenspaces are a haven for wildlife in densely populated cities. Wildlife use greenspaces for resource acquisition, shelter, and travel across urbanized landscapes. Greenspace metrics such as herbaceous or woody landcover, size, patchiness, and human land use influence species richness.
Adrianna J. Elihu, Janel L. Ortiz
wiley   +1 more source

Laying hens in furnished cages [PDF]

open access: yes, 2003
Concern for the welfare of laying hens housed in conventional cages has led to a change of the Animal Welfare Legislation in Sweden, implying that cages must provide possibilities for hens to lay eggs in a nest, to rest on a perch and to use litter. Such
Wall, Helena
core  

Fate of orphans of Canada geese harvested by hunters in Connecticut, USA, depends upon which month the parents were killed

open access: yesWildlife Biology, EarlyView.
Little is known about what happens to juvenile birds after one or both of their parents are harvested by hunters during the post‐fledging dependency period. Here, we compare the fate of juvenile Canada geese Branta canadensis that lost ≥ 1 parent to hunters (orphans) during this period to other juveniles that retained both parents (non‐orphans). For 25
Michael R. Conover, Lauren J. Head
wiley   +1 more source

Balancing act: Studying the effect of perch space allowance on welfare in Canadian laying strain pullets raised in floor pens with access to a single-tier perch system to 18 wk of age

open access: yesPoultry Science
The rearing environment for pullets should mirror their later production environment as closely as possible. However, existing perch space recommendations are based on data for laying hens rather than pullets.
Carolin A.B. Adler   +6 more
doaj   +1 more source

Nested Partially-Latent Class Models for Dependent Binary Data; Estimating Disease Etiology [PDF]

open access: yes, 2015
The Pneumonia Etiology Research for Child Health (PERCH) study seeks to use modern measurement technology to infer the causes of pneumonia for which gold-standard evidence is unavailable. The paper describes a latent variable model designed to infer from
Deloria-Knoll, Maria   +2 more
core   +2 more sources

Individual Variation in Overwintering Strategies of the Great Evening Bat (Ia io) in Subtropical China 中国亚热带地区大足蝠 (Ia io) 越冬策略的个体差异

open access: yesWildlife Letters, EarlyView.
Tracking with GPS and accelerometers shows that great evening bats in subtropical China use two overwintering strategies: some remain in continuous hibernation, while others switch between torpor and activity as temperatures change. This behavioral flexibility, shaped by climate, underscores the importance of protecting diverse roosting habitats for ...
Zhiqiang Wang   +7 more
wiley   +1 more source

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