Domesticated cattle (Bos taurus)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Mammalia » Eutheria » Laurasiatheria » Cetartiodactyla » Ruminantia

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Yellow cone565nm  565nm
Rod497nm  497nm
Blue cone435nm  438nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Yellow cone   Photopic
Luminance (scotopic)
Rod   Scotopic
Lime-Indigo
568nm - 499nm - 438nm
 
Yellow cone Blue cone
(Rod)
Photopic
Cones-Rods
595nm - 538nm - 479nm
 
Yellow cone Rod Mesopic

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Notes and References:

Douglas R.H., Jeffrey G. (2014) The spectral transmission of ocular media suggests ultraviolet sensitivity is widespread among mammals. Proc Roy Soc B 281(1780) doi:10.1098/rspb.2013.2995

Hunt D.M., Carvalho L.S., Cowing J.A., Davies W.L. (2009) Evolution and spectral tuning of visual pigments in birds and mammals. Philos Trans R Soc Lond B Biol Sci. 2009 Oct 12; 364(1531): 2941–2955. doi:10.1098/rstb.2009.0044

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



Note: Many species may have gaps in available data, which may be filled in with extrapolations from closely related species. The AVIAN website is copyright © 2011-2024 J. Gagnon. All rights reserved unless otherwise specified.