give an example of pit eyes , please

Pit eyes were seen in ancient snails of Cambrian period. In some invertebrates like Planaria pit eyes are found till today. 

  • 0

pit eyes also kown as stemma. pit vipers hve developed pits that function as eyes by sensing thermal infra-red radiation, in addition to their optical wavelength eyes like those of other vertebrates

please gimme a thumbs up... please

  • 0
What are you looking for?