Friday, May 15, 2015

The first fish are warm-blooded – SIGLO21.com.gt

Found the first warm-blooded fish

The sunfish has the a rim size

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The sunfish is the first keeping warm blood throughout your body, although some species, such as tuna, warm parts of the body and fins to move faster in cold water.

The moon fish live between 40 and 400 meters deep. His hot blood allows them to speed up metabolism, speed and reaction times, which helps them survive in hostile waters, according to research by Nicholas Wegner, the Science Center NOAA Fisheries in La Jolla (California, USA. UU.).

“The sunfish constantly flapping, warming your body and increase your metabolism, movement and responsiveness. Its color is silver and is the size of a car tire. It is in many parts of the oceans. “said Wegner biologist in the study published in Science.

He added that due to its characteristics, this fish is a large predator, because nothing looks faster and more sharply.

In addition, the scientists found that their gills are different from other fish, allowing it to maintain a high endothermic temperature even in very cold water.

While mammals and birds have their much hotter body, sunfish is the first to have the body warmer than the surrounding atmosphere.

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