ZooMorph: Light Perception Threshold

Geckos see colors at night

By Lisa on November 21, 2009 11:37 AM | No Comments | No TrackBacks
http://www.sciencedaily.com/releases/2009/11/091111121543.htmhttp://www.ncbi.nlm.nih.gov/pmc/articles/PMC1810110/...

The shift from photopic to scotopic vision in birds

By Lisa on November 21, 2009 11:13 AM | No Comments | No TrackBacks
Birds need 5-20 times more light than we do to see colors. I.e. their shift between photopic vision and scotopic...