Results 151 to 160 of about 31,615 (305)
Internal migration and rural service provision in northern Ghana: [PDF]
This paper uses a two-stage conditional maximum likelihood procedure and new data from Ghana to identify the determinants of rural-urban migration at the individual, household and community levels, with a particular focus on rural services.
Wouterse, Fleur
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Abstract Many waterfowl species and closely related congeners are shared across the Holarctic, and are culturally and economically important in both North America and Europe. Accordingly, both continents have developed science and management frameworks in an attempt to establish evidence‐based conservation practices for this guild of birds.
Kevin M. Ringelman +7 more
wiley +1 more source
Migratory routes and stopover behaviour in avian migration
At the time of the doctoral defense, the following papers were unpublished and had a status as follows: Paper 4: Manuscript. Paper 5: Manuscript.
openaire +2 more sources
How Genetics Plays A Role In Avian Migration
Avian migration is an adaptive response to seasonal environments, which means that birds move from one region to another on migratory routes due to environmental factors.
Bauersfeld, Tyler
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Diet, phenology and body size shape nutrient release by songbirds
Read the free Plain Language Summary for this article on the Journal blog. Abstract Animals can dramatically alter ecosystem structure and function through the cycling and transport of nutrients in their waste. While birds are particularly capable of influencing nutrient cycles due to their high mobility, abundance, metabolism and functional diversity,
Linsey Chen +2 more
wiley +1 more source
For the first time, predation and scavenging networks are directly compared within a single ecosystem. Using an 8‐year dataset of African mammals, including megaherbivores, this study reveals distinct structural rules and body mass constraints, providing a scalable framework for studying consumer–resource dynamics and ecosystem function.
Solange Alexandra Batista‐Nunes +5 more
wiley +1 more source
This population‐comparative study reveals that male and female parents respond differently to social and ecological conditions. This sex‐specific responsive strategy is related to the incongruent parental care systems across populations in Chinese penduline tits.
Jia Zheng +5 more
wiley +1 more source
Global meta‐analysis reveals urban‐associated behavioural differences among wild populations
Urbanization drives rapid phenotypic change, yet broad patterns of behavioural responses remain unclear. Using a global phylogenetic meta‐analysis, we show urban populations exhibit increased boldness, aggression, exploration and activity—especially in birds—highlighting consistent behavioural shifts and revealing major taxonomic gaps that limit our ...
Tracy T. Burkhard +2 more
wiley +1 more source
Offshore wind farm avoidance by a discard‐feeding seabird is independent of local fishing activity
Fishing is not allowed within wind farms; therefore, discard‐feeding seabirds may appear to avoid wind farm areas. We found that most Lesser Black‐backed Gulls avoided the wind farm area, but not each individual in each period. Avoidance of the wind farm was not driven by fishing exclusion within its perimeter.
Rosemarie Kentie +4 more
wiley +1 more source
Revolutionary non-migratory migrants
In the migratory behaviour of the Barnacle Goose Branta leucopsis several changes have occurred over the past few decades. Barnacle geese breeding in Russia have delayed the commencement of spring migration with approximately one month since the 1980s,
Jonker, M.R.
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