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Data from: A reliable technique to quantify the individual variability of iridescent coloration in birds
- 负责人：
- DOI：
- doi:10.5061/dryad.rg800
- 摘要：
- and accurate measurements than a less complex traditional method. Using feathers collected from 271 male tree swallows Tachycineta bicolor over two years, we found tha
Data from: Image Calibration and Analysis Toolbox – a free software suite for measuring reflectance, colour, and pattern objectively and to animal
- 负责人：
- 关键词：
- camera calibration colour vision signalling communication animal coloration colour measurement image processing pattern analysis cone-catch quanta spectrometer
- DOI：
- doi:10.5061/dryad.pj073
- 摘要：
- 1. Quantitative measurements of colour, pattern, and morphology are vital to a growing range of disciplines. Digital cameras are readily availab
Data from: Superior discrimination for hue than for saturation and an explanation in terms of correlated neural noise
- 负责人：
- DOI：
- doi:10.5061/dryad.76gg2
- 摘要：
- The precision of human colour discrimination depends on the region of colour space in which measurements are made and on the direction in which
Data from: Using human vision to detect variation in avian coloration: How bad is it?
- 负责人：
- Fuller, Rebecca C.
- DOI：
- doi:10.5061/dryad.nq3fp
- 摘要：
- the reflectance spectra of preserved avian plumage elements with two measures that are humans biased: RGB values from digital photographs and the correspondin
Data from: Multivariate ratio analysis reveals Trigonoderus pedicellaris Thomson (Hymenoptera, Chalcidoidea, Pteromalidae) as a valid species
- 负责人：
- DOI：
- doi:10.5061/dryad.hg6st
- 摘要：
- t of two MRA dataset analyses. The first analysis excluded all measurements related to the gaster, whereas the second included gaster length, gaster brea
Data from: A common garden experiment to evaluate the morphological distinction between two species of shooting star (Primula section Dodecatheon
- 负责人：
- DOI：
- doi:10.5061/dryad.4081h6b
- 摘要：
- to determine whether P. fassettii would more nearly resemble P. meadia. We collected seeds from one field site in both watersheds in 2008. Plants were grown
Data from: Morphological and colour morph clines along an altitudinal gradient in the meadow grasshopper Pseudochorthippus parallelus
- 负责人：
- Schielzeth, Holger
- DOI：
- doi:10.5061/dryad.854g1
- 摘要：
- based on measurements from appendices should be treated with some caution. Colour morph ratios showed significant changes in both sexes from lowland populations dominated
Data from: Colour ornamentation in the blue tit: quantitative genetic (co)variances across sexes
- 负责人：
- Charmantier, Anne
- DOI：
- doi:10.5061/dryad.gp384
- 摘要：
- le. In this study, we used two wild blue tit populations with 9 years of measurements on two colour ornaments: one structurally based (blue crown) and one carotenoid
Data from: Determinants of color polymorphism in the Eurasian scops owl Otus scops
- 负责人：
- DOI：
- doi:10.5061/dryad.n88k968
- 摘要：
- , and, within individuals, color was repeatable and not explained by plumage maturation. Females of the two extreme morphs seemed to mate at random while intermediate fem
Data from: Digital photography provides a fast, reliable and non-invasive method to estimate anthocyanin pigment concentration in reproductive
- 负责人：
- DOI：
- doi:10.5061/dryad.kb552
- 摘要：
- intensive and challenging with small samples. Recent advances in digital photography and image processing make it the method of choice for measuring colour
