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Can dogs respond to colors?
Transcript of Can dogs respond to colors?
Dogs are considered as nocturnal animals
-they have more rods than cones in their eyes
-many mammals are nocturnal, and having a high proportion of rods in the retina is an adaptation that gives these animals keen night vision
Can dogs respond to colors?
Loke Cheng Mun
Tan Choon Pong
Chai Rong Sheng
Are dogs colorblind?
Yes and No
~only capable of seeing shades of black, white, and grey
~only capable of determining objects by its brightness.
what kind of colors can they see?
Dogs can only
see certain colors
- having only 2 types of cones in the eyes
Experiment 1#Red-1 Blue-0 Green-4 Orange-3
Experiment 2#Red-2 Blue-0 Green-3 Orange-3
Ling Ling's result
Experiment 1#Red-1 Blue-0 Green-3 Orange-1
The term colorblind has two definitions
1) Can perceive certain colors
2) Can perceive no colors at all
Yes, because dogs can see only a few colors
No, because dogs are not completely blind to colors
4 bowls were wrapped in plastic bags of
Dog bowls were placed on the floor, where the bowls are visible to the dog
THE DOG EATS
Dog food was added in all 4 colored bowls
Experiment 2#Red-1 Blue-0 Green-3 Orange-1
Materials and apparatus
4 dog bowls
4 different colored plastic bags
Experiment 1#Red-2 Blue-1 Green-1 Orange-2
Experiment 2#Red-1 Blue-0 Green-1 Orange-2
A group of Russian scientist carried experiments on several dogs and proved that dogs can identify colors, but only to a certain degree.
Dogs are stereotyped as...
To examine how a dog responds to colors that appear similar to them and those that do not
The Purpose of our experiment
Rearrange colored bowl in a different order
The 4 colored bowls were filled with dog food
The bowls were placed on the ground, where visible to the dog.
THE DOGS EATS
The colored bowl that the dog chose was removed
Problems faced during experiment
-Distance between bowls
A dog's binocular vision is about less
than half the human's vision
1. Dogs cannot differentiate colors between the green, red and orange spectrum
2. Dogs tend to choose colors that are similar to food color(yellow).
Can dogs respond to color? [image] Retrieved from http://www.bringfido.com/event/10832/
In my client defence ... [image] Retrieved from http://www.funnyordie.com/slideshows/6fa3cef57e/the-funniest-examples-of-the-lawyer-dog-meme
Roses are grey, violet are grey... [image] Retrieved from http://weheartit.com/entry/52703245
Dog can only see certain color. [image] retrieved from http://animalzfun.blogspot.com/2013/01/Animals-With-Glasses.html
Material and apparatus (dog bowl ). [image] retrieved from http://artifactory.magichat.net/products/dog-bowl
Material and apparatus (dog food ). [Image] Retrieved from http://tworldy.com/dog-food-coupons-cheap-on-your-pocket/
Material and apparatus (plastic bag) [Image] Retrieved from http://www.greenbiz.com/blog/2011/12/22/defense-plastic-bag
Experiment 1 step 3. [Image] retrieved from http://www.dogcentral.info/dog-food-which-is-most-suitable-for-your-pet/
Problem faced during experiment. [Image] Retrieved from http://omgcutethings.com/2012/08/27/really-fat-animals/
Dog’s vision. [Image] Retrieved from http://veterinaryvision.com/resources/what-do-dogs-and-cats-
Discussion. [Image] Retrieved from http://favim.com/image/101550/
What color can they see? [Image] Retrieved from http://drsophiayin.com/blog/entry/can-dogs-see-color-and-how-do-we-know
What color can they see? [image2] Retrieved from http://www.color-blindness.com/2007/04/17/deuteranopia-red-green-color-blindness/
Eye ball. [Image] Retrieved from http://www.peteducation.com/article.cfm?c=2+2083&aid=1596
Rods and cones. [image] Retrieved from http://www.chm.bris.ac.uk/motm/retinal/retinalh.htm
Structure of rods and cones. [Image] Retrieved from http://www.internal.schools.net.au/edu/lesson_ideas/optics/optics_wksht2_p1.html
Color-blind dog. [image] Retrieved from http://www.lolbrary.com/post/5966/roses-are-grey-violets-
Dogs are able to respond to colors that non-similar to them (blue and yellow) but not colors that are similar to them (green and red)