Browsing by Subject "photoreceptors"

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    • No eyes? No problem : Marine creature expands boundaries of vision 

      Reuters (Panay News, January 4, 2020, on page 9)
      A cousin of the starfish that resides in the coral reefs of the Caribbean and Gulf of Mexico lacks eyes, but can still see. Researchers said on Thursday that the red brittle star, called Ophiocoma wendtii, is only the ...

    • Research: Sharks are color-blind 

      DPA (Manila Bulletin, October 4, 2012, on page B-8)
      The US Navy did tests on colors other than yellow for the life jackets military pilots wear in case they have to eject and splash down in the ocean. They found that sharks were less likely to be attracted to red r black ...