The shark was not an accident. He had come up from deep down in the water as the dark cloud of blood had settled and dispersed in the mile deep sea He had come up so fast and absolutely without caution that he broke the surface of the blue water and was in the sun. Then he fell...
Over the course of 400 million years, sharks have adapted to every part of the ocean world, thanks to a suite of senses—including the abilities to detect electromagnetic fields and sense heartbeats.
habit,and we gradually grow out of it.It is when we intentionally or unintentionally pick up new habits in our later childhood or early adulthood that it becomes a problem.Unless we can break that habit early on,it becomes a part of our life,and becomnes"programmed"into our brain. A ...
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in the spinal cord. Perhaps this is why sharks may be able to swim while sleeping because their brain is not being used to coordinate movements in water. Seeing as majority of sharks keep on swimming, it is a demanding task for scientists to chase them and see when they take a break. ...
Years of visual surveys have left scientists worried that some species completely disappeared from areas where they were once abundant. An international team of researchers has used a revolutionary technology to retrieve fragments of DNA fromshark skin, excretions and blood in the water to determine ...
a novel bilirubin-binding fluorescent protein (FP) was found inAnguilla japonica19,20, and it has been shown that bilirubin-binding FPs also occur in cryptic marine eels of the genusKaupichthys21. This new family of eel FPs evolved as the sister group to brain fatty acid-binding proteins21....
Researchers following tiger sharks off the southern coast of Belize couldn't believe their eyes when they recently caught a different kind of fish.It turned out to be a Greenland shark,which is typically found in the Arctic and can live to be about 400 years old. The team of scientists ...
Life in the oceans the tiniest plankton all the way up to giants like sharks and whales. A. ranges over B. ranges from C. ranges D. ranges to
Sharks weren't allowed to eat any food while in the pools. This made sure that they would be hungry. Then, Dixson released the sharks one at a time into a pool with two side-by-side streams of flowing water. In one stream, the researchers pumped water, in which a dead squid had be...