筛选
科学数据
统计数据
共检索到31条 ,权限内显示50条;
Data from: How feathered are birds? environment predicts both the mass and density of body feathers
- 负责人：
- DOI：
- doi:10.5061/dryad.40r6p
- 摘要：
- l condition affect feather mass and density of body feathers (contour, semiplume and downy feathers) measured on the ventral and dorsal sides of the body, usi
across different feather types
- 负责人：
- DOI：
- doi:10.5061/dryad.83533nh
- 摘要：
- oids, applied after feather growth. 2. We used liquid chromatography coupled to tandem mass spectrometry to quantify a suite of 11 steroid hormones in bac
Data from: Corticosterone: effects on feather quality and deposition into feathers
- 负责人：
- DOI：
- doi:10.5061/dryad.7tm53
- 摘要：
- o feathers was only roughly proportional to plasma concentration, proportional to feather-growth rate and increased with melanin pigmentation. 6. Mea
Data from: Pre-basic molt, feather quality and modulation of the adrenocortical response to stress in two populations of Rufous-collared sparrows
- 负责人：
- DOI：
- doi:10.5061/dryad.kh550nq
- 摘要：
- Molt is an energetically expensive process in which birds may allocate 25% or more of their body protein mass to the production of new feathers
Data from: House sparrows offset the physiological trade-off between immune response and feather growth by adjusting foraging behavior
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.4d2r7
- 摘要：
- r foraging effort to offset this cost. We found no difference in body mass and resting metabolic rates among sparrows subjected to the different feather and immune
Data from: Do seaducks minimise the flightless period?: inter- and intra-specific comparisons of remigial moult
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.p2kf0
- 摘要：
- individuals would minimise the flightless period by increasing feather growth rate and energy expenditure. Alternatively, they could reduce body mass
Data from: Chemical preservation of tail feathers from Anchiornis huxleyi, a theropod dinosaur from the Tiaojishan Formation (Upper Jurassic, China)
- 负责人：
- DOI：
- doi:10.5061/dryad.1281jm4
- 摘要：
- ). Results show that the proteinaceous material that comprises the modern feathers is not present in the fossil feathers. The latter and the embedding
Data from: Does water temperature affect the timing and duration of remigial moult in sea ducks? An experimental approach
- 负责人：
- DOI：
- doi:10.5061/dryad.1ct66
- 摘要：
- processes. We predicted that aquatic birds moulting in warm water would have a higher level of body reserves, a faster growth rate of feathers, and an earlier
Data from: Predictable food supplies induce plastic shifts in avian scaled body mass
- 负责人：
- 关键词：
- nutrition;passerines;Scaled Mass Index (SMI);Phenotypic Plasticity;Passer domesticus;body condition
- DOI：
- doi:10.5061/dryad.24610
- 摘要：
- setting, rural but not urban sparrows decreased their body mass, independent of diet type, to the extent that initial scaled mass differences bet
Data from: Mechanical and structural adaptations to migration in the flight feathers of a Palaearctic passerine
- 负责人：
- DOI：
- doi:10.5061/dryad.wdbrv15k8
- 摘要：
- ity of feather components) characteristics of flight feathers varied in relation to migration distance, which was estimated from the hydrogen stable isotope
