Bobolink (Dolichonyx oryzivorus)

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

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Red cone566nm557nm589nm602nm
Green 1 cone505nm536nm561nm568nm
Wideband cone566nm411nm431nm566nm
Double cone principal566nm411nm431nm566nm
Green 2 cone509nm502nm520nm532nm
Rod502nm  502nm
Double cone accessory403nm421nm445nm450nm
Vio/UV cone372nm  374nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Double cone accessory
Double cone principal
  Photopic
Luminance (scotopic)
Rod   Scotopic
Orange-Green
606nm - 587nm - 567nm
 
Red cone Green 2 cone
Green 1 cone
Photopic
Green 1 cone - Green 2 cone
570nm - 557nm - 532nm
 
Green 1 cone Green 2 cone Photopic
Wideband-Double cones
566nm - 487nm - 450nm
 
Wideband cone Double cone accessory
Double cone principal
Photopic
Lime-UV
567nm - 447nm - 374nm
 
Green 2 cone
Red cone
Green 1 cone
Wideband cone
Vio/UV cone Photopic

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Notes and References:

Beason, R. C. & Loew, E. R. (2007) Visual pigment and oil droplet characteristics of the bobolink (Dolichonyx oryzivorus), a new world migratory bird. Vision Research 48 1-8. doi:10.1016/j.visres.2007.10.006

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.