Zebra finch (Taeniopygia guttata)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Diapsida » Archosauria » Aves » Neoaves » Passeriformes » Fringillidae

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Red cone568nm530nm600nm610nm
Double cone568nm408nm445nm568nm
Green cone506nm475nm535nm544nm
Rod507nm  507nm
Blue cone430nm408nm440nm453nm
Vio/UV cone360nm  361nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Double cone   Photopic
Luminance (scotopic)
Rod   Scotopic
Red-Green
611nm - 586nm - 544nm
 
Red cone Green cone Photopic
Green-Blue
545nm - 516nm - 453nm
 
Green cone
Red cone
Blue cone Photopic
Blue-UV
453nm - 424nm - 361nm
 
Blue cone Vio/UV cone Photopic

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Notes and References:

Bowmaker, J. K., Heath, L.A., Wilkie, S. E., & Hunt, D. M. (1996) Visual Pigments and Oil Droplets from Six Classes of Photoreceptor in the Retinas of Birds Vis. Res., 37(16) pp. 2183-94

Hart, N. S. (2001) The Visual Ecology of Avian Photoreceptors. Progress in Retinal and Eye Research Vol. 20, No. 5, pp. 675 to 703, 2001

Osorio D., Vorobyev M., Jones C.D. (1999) COLOUR VISION OF DOMESTIC CHICKS. Journal of Experimental Biology 202, 2951-2959

Lind O., Mitkus M., Olsson P., Kelber A. (2013) Ultraviolet vision in birds: the importance of transparent eye media. Proc. R. Soc. B 281: 20132209. doi:10.1098/rspb.2013.2209

Warrant E.J., Nilsson D.-E. (1998) Absorption of White Light in Photoreceptors. Vision Res., Vol. 38, No. 2, pp. 195-207. PII: S0042-6989(97)00151-X

Stavenga D., Smits R.P., Hoenders B.J. (1993) Simple Exponential Functions Describing the Absorbance Bands of Visual Pigment Spectra. Vision Res. 33(8) pp. 1011-1017. doi:10.1016/0042-6989(93)90237-Q



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