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共检索到35条 ,权限内显示50条;
Data from: Optimal foraging or surplus killing: selective consumption and discarding of salmon by brown bears
- 负责人：
- Lincoln, Alexandra
- DOI：
- doi:10.5061/dryad.3fg5r56
- 摘要：
- with optimal foraging theory. We did not find clear evidence of surplus killing behavior in brown bears foraging on salmon, but prey selectivity manifested itself through bot
Data from: What seeds tell us about birds: a multi-year analysis of acorn woodpecker foraging movements
- 负责人：
- 关键词：
- Optimal foraging theory seed movement acorn woodpeckers foraging movement territoriality alpha beta gamma diversity
- DOI：
- doi:10.5061/dryad.64jk6
- 摘要：
- was to test the optimal foraging theory prediction that territorial acorn woodpeckers (Melanerpes formicivorus) should forage closer to their 'central
Data from: Bottom time does not always predict prey encounter rate in Antarctic fur seals
- 负责人：
- DOI：
- doi:10.5061/dryad.ct511
- 摘要：
- Optimal foraging models applied to breath-holding divers predict that diving predators should optimize the time spent foraging at the bottom of dives
Data from: Environmental heterogeneity decreases reproductive success via effects on foraging behaviour
- 负责人：
- Trevail, Alice
- 关键词：
- Competition Seabird Hidden Markov Model Heterogeneity Gradient Optimal foraging theory Resource availability
- DOI：
- doi:10.5061/dryad.0898ss6
- 摘要：
- Environmental heterogeneity shapes the uneven distribution of resources available to foragers, and is ubiquitous in nature. Optimal foraging theory
Data from: The evolution of foraging rate across local and geographic gradients in predation risk and competition
- 负责人：
- DOI：
- doi:10.5061/dryad.222h3
- 摘要：
- on, time constraints, and temperature. We tested six hypotheses for the evolution of foraging rate in 24 spotted salamander (Ambystoma maculatum) populations from thr
Data from: Group foraging increases foraging efficiency in a piscivorous diver, the African penguin
- 负责人：
- McInnes, Alistair
- DOI：
- doi:10.5061/dryad.3j2q3
- 摘要：
- Marine piscivores have evolved a variety of morphological and behavioural adaptations, including group foraging, to optimize foraging
Data from: Juggling options: optimal selection of size-weight combinations of Aldina latifolia (Papilionoideae: Fabaceae) pods by Cacajao ouakary
- 负责人：
- DOI：
- doi:10.5061/dryad.1gj36nn
- 摘要：
- 1. Optimal foraging theory predicts that animals will seek simultaneously to minimize food processing time and maximize energetic gain. Overal
Data from: Density-dependent, central-place foraging in a grazing herbivore: competition and trade-offs in time allocation near water
- 负责人：
- DOI：
- doi:10.5061/dryad.rb3jp
- 摘要：
- Optimal foraging theory addresses one of the core challenges of ecology: predicting the distribution and abundance of species. Tests of hypotheses
Data from: A breath of fresh air in the foraging theory: the importance of wind for food size selection in a central place forager
- 负责人：
- DOI：
- doi:10.5061/dryad.n0g90
- 摘要：
- Empirical data about food size carried by central place foragers does not often fit with the optimum predicted by classical foraging theory
Data from: Pulsed resource availability changes dietary niche breadth and partitioning between generalist rodent consumers
- 负责人：
- DOI：
- doi:10.5061/dryad.77vr729
- 摘要：
- ons of optimal foraging theory, with both species consuming more beech nuts (a high-quality food resource) and having a narrower niche breadth during masting seasons compared
