WONDER #533: How Can We Know if an Animal Is Color Blind?

Question 1 of 3

If you’re color blind, it’s probably because these parts of your eyes don’t work properly:

1. Rods
2. Cones
3. Pupil
4. Eyelids

Question 2 of 3

Dogs cannot tell the difference between which two colors?

1. blue and yellow
2. orange and blue
3. blue and green
4. red and green

Question 3 of 3

How were scientists able to tell which colors cats and dogs could see?

1. Scientists were able to communicate with the animals.
2. Scientists used special cameras to focus on the eyes of the animals.
3. Scientists conducted tests involving food and colored panels.
4. Scientists were unable to determine which colors the animals could see.

Check your answers online at https://wonderopolis.org/wonder/How-Can-We-Know-if-an-Animal-Is-Color-Blind.