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Vision in fishes

en.wikipedia.org/wiki/Vision_in_fishes

Vision is an important sensory system for most species of fish. Fish eyes are similar to terrestrial ..... Sharks have eyelids, but they do not blink because the surrounding water cleans their eyes....

Do fish blink or sleep? - Quora

www.quora.com/Do-fish-blink-or-sleep

Nov 10, 2014 ... Fishes don't have eyelids like reptiles, Birds or mammals do. So naturally, they don't (can't) blink. But, they can sleep. They reduce the amount ...

www.ask.com/youtube?q=Do Fish Blink&v=hd5i90Q9pp0
May 12, 2013 ... Sharks are the only fish that have eye lids. Therefore they are the only fish that blink. There eye lids protect their eyes when they attack their ...

Apologetics Press - Why don't fish blink, and if they do, how do they?

www.apologeticspress.org/aparticle.aspx?cid=4177

Feb 1, 2012 ... If you watch them for long, you will notice that most of the fish in a fish tank do not blink their eyes. The reason for this is quite simple—they don't ...

What fish can blink its eyes? - Fun Trivia

www.funtrivia.com/askft/Question2957.html

May 31, 2000 ... What fish can blink its eyes - trivia question /questions answer / answers. ... Fish in general, do not have any kind of an eyelid, or nictitating ...

why can't fish blink? | Infectious Diseases Zone

diseasej14.imascientist.org.uk/2014/06/20/why-cant-fish-blink/

Jun 20, 2014 ... There are actually some fish that do have eyelids, some deep sea fish ... over the eyes but they cant blink with it, we actually think it somehow ...

Why Don't Fish Have Eyelids? - Science Questions, from the Naked ...

www.thenakedscientists.com/HTML/questions/question/2273/

Apr 19, 2009 ... Why do fish not have eyelids? My goldfish and ... Humans have eyelids to prevent the cornea drying out, we blink to moisten them. Fish do not ...

Do Fish Sleep with Their Eyes Open? | Wonderopolis

wonderopolis.org/wonder/do-fish-sleep-with-their-eyes-open/

Apr 23, 2014 ... Do fish sleep? And assuming they do, HOW do fish sleep? If you've ever watched fish for any length of time, you know they get plenty of ...

What fish is the only one that can blink with both eyes? - topics.info ...

topics.info.com/What-fish-is-the-only-one-that-can-blink-with-both-eyes_1500

Learn more about this creature and what's involved in a fish blink. ... A shark is the only fish that can blink with both eyes. Most fish do not have eyelids. Only a ...

Do betta fish blink - Answers.com

www.answers.com/Q/Do_betta_fish_blink

No, no fish can blink because they have no eyelids. We blink to regain moisture in our eyes and wash away dirt, but they are surrounded by moisture.

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Qs from Kids: Why Don't Fish Get Water In Their Eyes? : Discovery ...

news.discovery.com

Sep 16, 2013 ... That means fish don't blink or close their eyes. Ever. The only ... So, fish do get water in their eyes, but they don't mind. It's all part of life ...

Do fish blink? - Tropical Fish Forums at the Age of Aquariums

www.aquahobby.com

Posted: 2010.10.31(Sun)6:29 Post subject: Do fish blink? Reply with quote. My cousin asked me if fish blink or if there any kind of fish that blink...I think sharks ...

Do Any Fish Blink Their Eyes? - Blurtit

pets-animals.blurtit.com

Answer (1 of 6): Fish do not have eyelids and are not capable of blinking. However, sharks are the only fish that are able to blink with both eyes. Sharks possess ...