筛选
科学数据
统计数据
共检索到41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：
- for analysing hormones in feathers in an ecological context, especially in situations when the total amount of feathers available for the analysis is limited.
Data from: Bacteria and the evolution of honest signals. The case of ornamental throat feathers in spotless starlings
- 负责人：
- 关键词：
- Bacterial load Feather-degrading bacteria Ornaments Sexual selection Sturnus unicolor Uropygial gland
- DOI：
- doi:10.5061/dryad.p69n4
- 摘要：
- of particular morphologies of secondary sexual traits with different susceptibility to bacterial degradation that reliably inform of their bacter
Data from: The plumage and colouration of an enantiornithine bird from the Early Cretaceous of China
- 负责人：
- 关键词：
- melanosome;Bohaiornithidae;Early Cretaceous;Enantiornithes;sexual selection;bird;feather colour
- DOI：
- doi:10.5061/dryad.cv03k
- 摘要：
- Brilliant colour displays and diverse feather morphologies that are often sexual ornaments are common throughout much of extant Avialae. Here we des
Data from: A novel locus on chromosome 1 underlies the evolution of a melanic plumage polymorphism in a wild songbird
- 负责人：
- DOI：
- doi:10.5061/dryad.1q9g7
- 摘要：
- ences between colour morphs appear to rely upon complex cis-regulatory variation that either prevents the synthesis of pheomelanin in grey feathers
Data from: Pilot study aging classification criteria for fledged juvenile white-winged doves
- 负责人：
- DOI：
- doi:10.5061/dryad.mp4vb
- 摘要：
- ckly identifies juveniles based on a series of morphological features, and 2) provides estimates of juvenile age based on primary feather replacement. Birds wer
Data from: Predation on feather stars by regular echinoids as evidenced by laboratory and field observations and its paleobiological implications
- 负责人：
- DOI：
- doi:10.5061/dryad.6gj58
- 摘要：
- . Feather stars possess a variety of morphological, behavioral and physiological traits that have been hypothesized to be critical to their success, esp
Data from: Barb geometry of asymmetrical feathers reveals a transitional morphology in the evolution of avian flight
- 负责人：
- DOI：
- doi:10.5061/dryad.7vb83
- 摘要：
- evolutionary transition in flight feather morphology, which has important implications for the flight capacity of early feathered theropods such as Archaeopter
Data from: From baby birds to feathered dinosaurs incipient wings and the evolution of flight
- 负责人：
- DOI：
- doi:10.5061/dryad.7pg3d
- 摘要：
- ” morphologies. Some of the most iconic, well-studied fossils with transitional features are theropod dinosaurs, whose skeletons and feathered forelimbs record
Data from: Testosterone activates sexual dimorphism including male-typical carotenoid but not melanin plumage pigmentation in a female bird
- 负责人：
- 关键词：
- plumage color;testosterone;carotenoids;melanins;Malurus melanocephalus;bill color;sexual dimorphism
- DOI：
- doi:10.5061/dryad.gf46s
- 摘要：
- In males it is frequently testosterone (T) that activates the expression of sexually selected morphological and behavioral displays, but the role
Data from: Evolutionary shifts in the melanin-based color system of birds
- 负责人：
- DOI：
- doi:10.5061/dryad.p56p6
- 摘要：
- morphology. We further anticipate these findings will be useful for future color reconstructions in extinct species, as variation in melanosome shape may pote
