Chameleons' vision...

kinyonga

Chameleon Queen
Rhodopsin-like immunoreactivity in the ‘all cone’ retina of the chameleon (Chameleo chameleo)...
http://www.sciencedirect.com/scienc...serid=10&md5=40c07b18656f19138c66403d8b171173

"The cones of the chameleon are much thinner than ours, so that a great many more find place in the space, and, in spite of the diminutive size of the chameleon's eye, they are longer than the cones in the yellow spot of man"...
http://books.google.ca/books?id=-YZ...epage&q=chameleons AND cones AND rods&f=false

" There are some extraordinary cases of special adaptations or design features tailored to that creature's lifestyle. One example would be the eye of the chameleon, which uses a negative curvature or diverging lens, instead of a converging lens like most creatures, to adjust to distances. This allows chameleons to focus on objects only one inch from their eye, something humans cannot do."...
http://creationanswers.net/inteldesign/TheEyeReallyHasIt.htm

http://chamworld.blogspot.com/2009/10/interview-with-dr-frances-baines-part.html

"Binocular vision and accommodation in prey-catching chameleons"...
http://www.springerlink.com/content/v78d4un3y01annxf/

"A negatively powered lens in the chameleon"...
http://www.nature.com/nature/journal/v373/n6516/abs/373692a0.html

"Chameleons have independent eye movements but synchronise both eyes during saccadic prey tracking"...
http://cat.inist.fr/?aModele=afficheN&cpsidt=1114661

"We used a spectrometer because unlike humans, chameleons can see in the ultraviolet"...
http://www.newscientist.com/article/dn13235-chameleons-colourful-flashes-are-social-signals.html

"Both chameleons and birds are tetrachromats with four single cones and a double cone containing long wavelength–sensitive (LWS) visual pigments."...
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2214820/

"The cone photoreceptors and visual pigments of chameleons "...
http://www.springerlink.com/content/l16771426423j044/
 
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