筛选
科学数据
统计数据
共检索到70条 ,权限内显示50条;
Data from: Similar hybrid composition among different age and sex classes in the Myrtle–Audubon's warbler hybrid zone
- 负责人：
- DOI：
- doi:10.5061/dryad.hs07534
- 摘要：
- c scale—the composition of hybrids in this hybrid zone. We sampled birds during the breeding season and during fall migration and compared the frequencies
Data from: Impacts of nest predators and weather on reproductive success and population limitation in a long-distance migratory songbird
- 负责人：
- DOI：
- doi:10.5061/dryad.73870
- 摘要：
- ng and bird population dynamics via mammal population fluctuations, 3) the independent contributions of summer versus winter population processes in a migratory
Data from: The effects of dietary macronutrients on flight ability, energetics, and fuel metabolism of yellow-rumped warblers Setophaga coronata
- 负责人：
- DOI：
- doi:10.5061/dryad.0sn63
- 摘要：
- ted the rate of loss of lean mass or fat during flight. Inter-individual or seasonal differences in diet do not appear to influence the amount of protein
Data from: Diversification across the New World within the ‘blue’ cardinalids (Aves: Cardinalidae)
- 负责人：
- DOI：
- doi:10.5061/dryad.tb50m
- 摘要：
- Although ancestral area reconstruction suggests a possible North American origin for blue cardinalids, the occurrence of seasonal migration
Data from: Identifying management actions to increase foraging opportunities for shorebirds at semi-intensive shrimp farms
- 负责人：
- 关键词：
- tropical wetlands;man-made habitats;habitat use;harvest operations;Aquaculture;non-breeding season
- DOI：
- doi:10.5061/dryad.q1sq0
- 摘要：
- for each shorebird species throughout two entire harvesting seasons at the shrimp farm. High densities (average ca. 50 individuals per ha) of fora
Data from: Shifts in hatch dates do not provide pied flycatchers with a rapid ontogenetic route to adjust offspring time schedules to climate change
- 负责人：
- DOI：
- doi:10.5061/dryad.d0cp4
- 摘要：
- 1. Environments change rapidly, and it is unclear whether organisms with complex life-styles, such as avian migrants, are able to adjust sufficient
Data from: Patterns and drivers of intraspecific variation in avian life history along elevational gradients: a meta-analysis
- 负责人：
- DOI：
- doi:10.5061/dryad.h13vg
- 摘要：
- , migratory status), or habitat covariates. Meta-population structure, methodological issues associated with estimating survival, or processes shaping ra
Data from: The effects of supplementary food on the breeding performance of Eurasian reed warblers Acrocephalus scirpaceus; implicati
- 负责人：
- DOI：
- doi:10.5061/dryad.vm32c
- 摘要：
- resources, behaviour and demography. Climate change alters the seasonal pattern of emergence and abundance of invertebrate populations, which may have importa
Data from: Cohabitation with farm animals rather than breeding effort increases the infection with feather-associated bacteria in the barn swal
- 负责人：
- Fül?p, Attila
- DOI：
- doi:10.5061/dryad.pr7bk
- 摘要：
- and hatching date in females, and several sex and seasonal differences in plumage bacterial abundances. Our study is the first to show that breeding micro-habitat
Data from: Higher rates of pre?breeding condition gain positively impacts clutch size: a mechanistic test of the condition?dependent individual
- 负责人：
- DOI：
- doi:10.5061/dryad.5n42p7t
- 摘要：
- te of condition gain allows individuals to shift flexibly along the seasonal decline in clutch size to presumably optimize the combination of laying date
