... characteristics of thin film reflectors, allowing simultaneous spectral and polarization changes, which may be important in intraspecific communication. Reflectance spectrum Structural coloration Wing scales Color vision Polarization vision European Office of Aerospace Research and Development...

... 2020 http://www.biologists.com/user-licence-1-1/ Summary: We used 3D-printed model eggs with checkered patterns of varying dimensions to test how chromatic visual acuity affects egg recognition in an avian brood parasite host species, the American robin. Brood parasitism Color vision...

...Nicolas Lessios; Ronald L. Rutowski; Jonathan H. Cohen; Marcel E. Sayre; Nicholas J. Strausfeld ABSTRACT Animals that have true color vision possess several spectral classes of photoreceptors. Pancrustaceans (Hexapoda+Crustacea) that integrate spectral information about their reconstructed visual...

... whether two species of branchiopods, T. longicaudatus and S. mackini , use multiple spectral channels for light-dependent behavior that uses luminance, rather than color vision, and if so, how this relates to their natural environment. We took in situ measurements of downwelling irradiance...

... that these unorthodox insects have color vision, they raise the possibility that UV vision plays an important role in the ability of X. peckii males to find the very cryptic strepsipteran females that are situated within their wasp hosts. * Present address: Department of Biology, University of Maryland, College...

... ). The evolution of color vision in insects . Annu. Rev. Entomol.   46 , 471 - 510 . 10.1146/annurev.ento.46.1.471 Crook , D. J. , Francese , J. A. , Zylstra , K. E. , Fraser , I. , Sawyer , A. J. , Bartels , D. W. , Lance , D. R. and Mastro , V. C. ( 2009 ). Laboratory...

... conspecifics from co-mimics. Red–green color vision may be used to detect differences in red coloration on Heliconius wings, or for host–plant identification. Among nymphalids so far investigated, only H. erato is known to possess five spectral classes of photoreceptor; sexual dimorphism of the eye via...

... a specific level of ambient illumination and possibly leaf brightness, but apparently ignoring leaf shape and color. Habitat selection Color vision Salticidae Visual search Forest Many arthropod species have evolved to thrive only within a narrow range of microhabitats, such as the leaves...

... by The Company of Biologists Ltd 2013 insect color vision photoreceptor spectral sensitivity visual pigment Color vision of insects has been a major topic in the field of behavioral neurobiology ever since Karl von Frisch first demonstrated it in honeybees ( Frisch, 1914 ). The honeybee's...

... is a part of the PhD thesis of Y.O. COMPETING INTERESTS No competing interests declared. 3 12 2012 30 1 2013 © 2013. Published by The Company of Biologists Ltd 2013 color vision insect ommatidium opsin spectral sensitivity visual pigment The eyes...

...Sergei L. Kondrashev; Taeko Miyazaki; Nina E. Lamash; Tohru Tsuchiya SUMMARY A complement of cone visual pigments was identified in the Japanese anchovy Engraulis japonicus , one of the engraulid fish species that has a retina specialized for polarization and color vision. The nature...

...Bret A. Moore; Patrice Baumhardt; Megan Doppler; Jacquelyn Randolet; Bradley F. Blackwell; Travis L. DeVault; Ellis R. Loew; Esteban Fernández-Juricic SUMMARY Color vision is not uniform across the retina because of differences in photoreceptor density and distribution. Retinal areas with a high...

... ). The evolution of color vision in insects . Annu. Rev. Entomol. 46 , 471 – 510 . Brush A. H. , Power D. M. ( 1976 ). House finch pigmentation: carotenoid metabolism and the effect of diet . Auk 4 , 725 – 739 . Bursey C. R. ( 1984 ). Color recognition by the blue crab...

... with the observed times of synchronized mass spawning, and that these optical phenomena are a biologically plausible cue for the synchronization of these mass spawning events. * Author for correspondence ( [email protected] ) 11 11 2010 © 2011. 2011 color vision irradiance mass...

... trichromatic vision. * Author for correspondence ( [email protected] ) 22 9 2010 © 2010. 2010 color vision photoreceptor visual pigment rhodopsin Uca pugilator fiddler crab Animal coloration has long been implicated in intraspecific signaling ( Darwin, 1871...

... calculated for each color according to the receptor noise-limited model of honeybee color vision ( Vorobyev and Osorio, 1998 ; Vorobyev et al., 2001 ). The unity distance corresponds to one standard deviation of the noise. The color locus of the background (foliage average) is by definition at origin...

... with white claws or to those with black claws that were isoluminant to the red ones. This strongly suggests that male blue crabs made their choices based on the hue of the red claws, further suggesting that blue crabs are capable of color vision and use color in mate choice. * Author for correspondence...

... with the differences in sensitivity between diurnal and nocturnal eyes. * Author for correspondence (e-mail: [email protected] ) 10 6 2008 © The Company of Biologists Limited 2008 2008 longitudinal chromatic aberration multifocal lens pupil dynamics color vision bird Color...

[email protected] 26 11 2007 © The Company of Biologists Limited 2008 2008 eye evolution color vision photoreceptor rhodopsin visual pigment opsin sexual dimorphism The butterfly eye is a marvel of evolution. Butterfly vision, like that of other insects, is based on three major...

... of their opsin-based visual pigments in color vision can be assessed. In the present study, we demonstrate that the lycaenid Polyommatus icarus uses its duplicate blue (B2) opsin, BRh2 , in conjunction with its long-wavelength (LW) opsin, LWRh , to see color in the green part of the light spectrum extending up...