Sharks aren't born blind.
But any seeing species can suffer damage to the eyes, optic nerves or part of the brain that deals with vision. And any of these can cause blindness.
In particular the Greenland Shark often picks up a parasitic shrimp which attaches itself to the shark's Eyes and eventually blinds the Shark.
The angler fish can see because of its rod like head piece on the top of its head sort of like a flashlight. This also helps it's eyes by giving them light to see with. This helps lure prey AND see.
No, most fish see colors. That's why artificial lures are often brightly colored. Some fish , primarily those who live so deep there's no light, cannot see colors.
They, like sharks are nearly blind, but they can see light and that is what attracts them.
yes, fish can be blind. i had a blind goldfish, and it was really hard to take care of.
Because you touch yourself at night.
No. A few are but most aren't.
NO
blind or sightless.
yes
They see the shadow right in front of their face or they sense the other fish.
blind cave fish will be happy eating normal tropical fish food, they can eat a lot as well. and as i found out this morning they are partial to the occasional neon tetra, 3 were gone this morning. not happy.
Congratulations on the 15 year old blind cave fish. Don't bother sending the link. Thanks anyway.
The Blind Cave Fish is named the Blind Cave Fishbecause it has no eyes!
blind or sightless.
A fish someone killed by pulling out it's eyes. A Blind Fish, as in the Mexican Tetra, a blind cave fish.
yes
Yes.
The "Blind Cave Fish" (Astyanax jordani) has no eyes.
it won't be blind immediately. but if the fish or the coming generations are left for a long period and do not seen the light for many years, they can go blind. this is called evolution.
No
yes
No there are many species of fish that are blind, such as fish that live in caves and fish that live deep in the ocean.
A number of cave dwelling fish and amphibians lack pigment and are blind.
no it might look like it but they are not