The round pupil in a lizard is generally better adapted for diurnal species whereas slit pupils are found in nocturnal species.  Most lizards can see in color and some have opsin proteins which allow them to see in ultraviolet wavelengths that the human eye cannot perceive.

The round pupil in a lizard is generally better adapted for diurnal species whereas slit pupils are found in nocturnal species. Most lizards can see in color and some have opsin proteins which allow them to see in ultraviolet wavelengths that the human eye cannot perceive.

From top to bottom: blood python, red diamond rattlesnake, mang mountain pit viper & king cobra.

From top to bottom: blood python, red diamond rattlesnake, mang mountain pit viper & king cobra.

42 Puppies You'll Want To Take Home With You

42 Puppies You'll Want To Take Home With You

42 Puppies You'll Want To Take Home With You! Cutest puppies in heave seen!D

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