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共检索到1491条 ,权限内显示50条;
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Data from: Trial-and-error copying of demonstrated actions reveals how fledglings learn to ‘imitate’ their mothers
- 负责人:
- Truskanov, Noa
- 关键词:
- Social learning Imitation Two-action experiments Trial-and-error learning Social learning mechanisms
- DOI:
- doi:10.5061/dryad.7488p
- 摘要:
- l repertoire, gradually fitting it to the demonstrated task solution through trial and error. This process is consistent with recent views on how animals learn
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Primates adjust movement strategies due to changing food availability
- 负责人:
- Reyna-Hurtado, Rafael
- 关键词:
- Lévy walk Brownian walk
- DOI:
- doi:10.5061/dryad.gp557
- 摘要:
- h as Lévy walks. Thus, when food distribution changes due to seasonal variation, animals should show concomitant changes in their search strategies
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Data from: Short distance migrants travel as far as long distance migrants in lesser black-backed gulls Larus fuscus
- 负责人:
- DOI:
- doi:10.5061/dryad.4271s
- 摘要:
- in the non-breeding area. One way to assess the cost of alternative strategies is to investigate the investment in movement across the entire annual cycle
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Data from: Defeating crypsis: detection and learning of camouflage strategies
- 负责人:
- DOI:
- doi:10.5061/dryad.n6t2c
- 摘要:
- repeatedly, affording them opportunities to learn to find those prey more effectively. The overall value of a camouflage strategy may, therefore, reflect bot
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Data from: Quantifying patient preferences for symptomatic breast clinic referral: a decision analysis study
- 负责人:
- DOI:
- doi:10.5061/dryad.k15f3t5
- 摘要:
- was then estimated for each participant. Primary outcome measure: The preferred diagnostic strategy, either watchful waiting or referral to a breast clini
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Data from: Reproductive strategy of the polyploid species Varronia curassavica jacq. in restinga environment
- 负责人:
- DOI:
- doi:10.5061/dryad.44ns0
- 摘要:
- This study aimed to elucidate the breeding strategies of Varronia curassavica, an important medicinal species associated with Brazilian restinga
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Data from: Fine root tradeoffs between nitrogen concentration and xylem vessel traits preclude unified whole-plant resource strategies in Helianthus
- 负责人:
- DOI:
- doi:10.5061/dryad.4vc2n
- 摘要:
- pid resource acquisition strategy to a resource-conservative strategy. While evidence for this tradeoff has been found in leaves, knowledge of root trait strategies
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Data from: An automated approach to the quantitation of vocalizations and vocal learning in the songbird.
- 负责人:
- DOI:
- doi:10.5061/dryad.8tn4660
- 摘要:
- following deafening. Finally, we illustrate how this measure can be extended to quantify differences in other complex behaviors such as human speech and handwriting
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Policies for genetically modified crops in developing countries: the role of non-state actors
- 负责人:
- 关键词:
- International Relations biotechnology non-governmental organizations (NGOs) corporations\/companies (MNCs) Argentina Brazil India transgenic genetic engineering agriculture
- DOI:
- doi:10.25549/usctheses-m155
- 摘要:
- , and public research -- are examined for the years 1996-2002.; The study reveals that in India and Brazil, NGO strategies were key, while in Argentina, industry actor
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Life-history strategy determines constraints on immune function
- 负责人:
- Parker, Benjamin James
- 关键词:
- Ecological Immunology Host-pathogen interactions Innate immunity Pea aphid Fitness trade-offs Polyphenism
- DOI:
- doi:10.5061/dryad.4kp7s
- 摘要:
- in anticipation of disease risk. Immunity, however, is constrained by context-dependent fitness costs. How the costs of immunity vary across life-history strategies