!Mexican blind cave fish!? | Yahoo Answers !Mexican blind cave fish!? I purchased one without researching them about 6 years ago at least and the little guy has grown from a half inch to about 3 inches.Best Answer: They are a very nice fish. Hardy and long lived as you can see already. The blind cave fish is a tetra, but one of the longer... Researcher proposes answer for why cave animals go blind Why do animals that live in caves become blind? This question has long intrigued scientists and been the subject of hot debate.A well-studied blind cavefish (bottom), the Mexican tetra (Astyanax mexicanus), is a small, docile, pink-hued fish just a few centimeters long that could easily make its...
“Blind Fish See” A well-known icon of evolution is the blind fish that lives in numerous caves in Mexico. At some time in the past, sighted fish living in the sunlit waters of Mexico entered lightless caves and, over time, lost the ability to see.
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Species Profile: Blind Cave Tetra | RateMyFishTank.com
Blind Mexican Cave Fish Encode Spatial Map - Pain in Fish Blind Mexican cave fish lost their sight over time through lack of light in the water caves that they have inhabited. They rely on their very sensitive lateral line. Their wonderful memories allow them to map their environment so that they can move around it safely.
The blind cave fish did not experience the same daytime increase in oxygen consumption. Its metabolism remained unchanged regardless of the day/night cycle. Because of this difference, the Mexican tetra saves 27 percent more energy than its counterpart.
Tetras for Sale : This page lists some of the Tetras for sale at our online retail Tropical Fish store, AquariumFish.net. Click here to shop online for Neon Tetras, other small Tetras, and some compatible fish. Click here for more about how to shop online to buy Tropical Fish from us. Astyanax Fasciatus Mexicanus - Blind Cave Fish
All About the Mexican Tetra – History of the Blind Cavefish. Meet Astyanax mexicanus, also known as the Mexican Blind Cavefish or Blind Cave Tetra. These fish are unique within the expansive tetra family, and come in two distinct forms: one with eyes and one without any eyes.
The cell types in the adenohypophysis of the blind Mexican ... The cell types in the adenohypophysis of the blind Mexican cave fish, Anoptichthys jordani (Hubbs and Innes). List of Mexican Spanish Words and Phrases - Speaking Latino Diana and I are pleased to announce that our list of Mexican Spanish words is now available online! Words like chesco, bronca, chingar, güey and fregar will no longer be a mystery. So check out our list of more than 1,500 words and phrases used in Mexico: Click here for the List of Mexican Spanish Words»
Advantages of living in the dark: Multiple evolution events of 'blind' cavefish. Blind Mexican cavefish have not only lost their sight but have adapted to perpetual darkness by also losing their pigment (albinism) and having altered sleep patterns. New research shows that the cavefish are an example of convergent evolution, with several populations repeatedly, and independently, losing their sight and pigmentation. In Images: The Extraordinary Evolution of 'Blind' Cavefish ... In Images: The Extraordinary Evolution of 'Blind' Cavefish. One theory of the A. mexicanus ' varying populations is that, historically, at least two groups of the fish lived in the rivers of Sierra de El Abra, Mexico. One group colonized the caves and became extinct on the surface. The other group then restocked the rivers,... Blind Cave-Dwelling Fish In Mexico Hold Insights Into Diabetes