Northern leopard frog (adult) (Rana pipiens)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Amphibia » Salientia

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
LWS cone575nm  575nm
Red rod502nm  502nm
Rh2 cone502nm  502nm
Green rod432nm  437nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
LWS cone   Photopic
Luminance (scotopic)
Red rod   Scotopic
Yellow-Cyan
588nm - 540nm - 491nm
 
LWS cone Rh2 cone Photopic
Red rod - Green rod
512nm - 472nm - 431nm
 
Red rod Green rod Scotopic

Please wait...

Please wait...

Please wait...

Please wait...

 

Notes and References:

Liebman P.A., Entine G. (1968) Visual pigments of frog and tadpole (Rana pipiens). Vision Research 8(7): 761-775. doi:10.1016/0042-6989(68)90128-4

Aho, AC. (1996) The Visual Acuity of the Frog (Rana pipiens). J Comp Physiol A 180: 19. doi:10.1007/s003590050023

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.