筛选
科学数据
统计数据
共检索到379条 ,权限内显示50条;
Data from: Feather steroid hormone concentrations in relation to age, sex, and moulting time in a long distance migratory passerine
- 负责人：
- DOI：
- doi:10.5061/dryad.v4bf803
- 摘要：
- Cortf concentrations were negatively associated with tail feather growth rates. Feather hormone concentrations were correlated in the pre-breeding period
Data from: Carry-over effects on the annual cycle of a migratory seabird: an experimental study
- 负责人：
- Fayet, Annette
- 关键词：
- cost of reproduction cross-fostering etho-informatics life-history theory migration phenology geolocation
- DOI：
- doi:10.5061/dryad.32kc7
- 摘要：
- r breeding period delaying their departure on migration; however, birds that finished breeding earlier did not start migrating earlier. Increased reproducti
Data from: Evidence for inbreeding depression in a species with limited opportunity for maternal effects
- 负责人：
- DOI：
- doi:10.5061/dryad.3rh76
- 摘要：
- , but there was no difference in the likelihood of breeding, gestation time, nor in the size or growth of these offspring. We suggest that due to limi
Data from: Faster migration in autumn than in spring: seasonal migration patterns and non-breeding distribution of Icelandic Whimbrels Numenius
- 负责人：
- DOI：
- doi:10.5061/dryad.3kf35s5
- 摘要：
- e in the breeding area and the relatively short period available to reproduce (particularly at high latitudes), it is expected that birds reduce spring migrati
Data from: African departure rather than migration speed determines variation in spring arrival in pied flycatchers
- 负责人：
- Ouwehand, Janne
- 关键词：
- annual cycle bird migration strategy impact assessment passerine protandry wintering longitude phenotypic plasticity climate change
- DOI：
- doi:10.5061/dryad.k6q68
- 摘要：
- arrival timing to track environmental changes at their breeding grounds. We show that variation in arrival dates to breeding sites in 2014
Data from: Low migratory connectivity is common in long-distance migrant birds
- 负责人：
- Finch, Tom
- DOI：
- doi:10.5061/dryad.ss3r7
- 摘要：
- 1. Estimating how much long-distance migrant populations spread out and mix during the non-breeding season (migratory connectivity) is essenti
Data from: A pre-breeding immune challenge delays reproduction in the female dark-eyed junco (Junco hyemalis)
- 负责人：
- Needham, Katie
- DOI：
- doi:10.5061/dryad.4g55s
- 摘要：
- ve effects on reproductive timing. In order to determine whether an immune challenge delays onset of breeding (i.e. egg production), we administered either a humoral immune
Data from: Temporal variability and cooperative breeding: testing the bet-hedging hypothesis in the acorn woodpecker
- 负责人：
- DOI：
- doi:10.5061/dryad.67225
- 摘要：
- Cooperative breeding is generally considered an adaptation to ecological constraints on dispersal and independent breeding, usually due to limi
Data from: Joint estimation of survival and breeding probability in female dolphins and calves with uncertainty in state assignment
- 负责人：
- DOI：
- doi:10.5061/dryad.5bh0587
- 摘要：
- on 106 adult female bottlenose dolphins observed over 13 years. The detection probability differed depending on breeding status. Concerning stat
Data from: Candidate gene-environment interactions and their relationships with timing of breeding in a wild bird population
- 负责人：
- DOI：
- doi:10.5061/dryad.f7t25
- 摘要：
- g on breeding density. Our results suggest that all four candidate genes potentially affect timing of breeding in birds and that GxE are more prevalent and important tha
