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Juan Pascual

  • Blogging about domestic animals

Month: May 2018

Why Our Pupils Are Round, Cat’s Are Slit And Herbivores’ Are Rectangular?

May 20, 2018 by J. Pascual

The iris, the membrane that gives color to our eyes dilates or contracts depending on the luminosity of the environment. The space through which light penetrates, the window the iris leaves, is called the pupil.                          Figure 1: Cats with a different level of pupil … Read more

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