Sharks sink in fresh water.The article discusses research which investigated energy consumption of sharks in fresh water, published in an online issue of "The Journal of Experimental Biology."WeilerNicholasScience Now
But, some’sharks that live in the deepest part of the ocean actually have parts that glow in the dark. Most sharks live in salt water, but some can live in fresh water. All sharks are unique, or have different qualities that make them so special....
Most sharks live in the oceans. There are a few kinds that can live in slightly salty water. Others have learned to survive in fresh water. Some can travel between salty and fresh water. Before getting worried about sharks in your favorite local rivers or lakes, let’s see where some ...
Our analytic and numerical work often go hand in hand; new theoretical approaches often have numerical counterparts, while numerical experimentation often suggests avenues for analytical investigation. 展开 关键词: general and miscellaneous//mathematics, computing, and information science mathematics research ...
Benthic sharks (living at the ocean floor) like the zebra horn shark usually have flattened, camouflaged (伪装的) bodies that let them hide in the sea bed. Some sharks even venture many miles up into the fresh water of rivers like the Mississippi in the USA and the Amazon in Brazil. ...
It is less common to find sharks in ___.A.salt waterB.fresh waterC.warm waterD.deep water的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产
Before getting worried about sharks in your favorite local rivers or lakes, let’s see where some of freshwater sharks live. Bull sharks are probably the most general common and dangerous. They are salty water fish that can survive in fresh water for long periods. We find them many miles in...
But there is a big dfference between fish in saltwater and in fresh-water.Saltwater fish have some salt concentration(含盐量) in their bodies. For saltwater fish are in saltwater, theirconcentration is lower than the water they live in. Through osmosis(渗透作用) ,these fish will lose lots ...
ReproductionEggs fertilized in female's body.Eggs usually fertilized in the water. SkinRough, sandpaper-like placoid scalesSlippery, overlapping scales A scuba diver above a Whale shark. TheWhale sharkis the largest fish in the world; thebasking sharkis the second largest fish. ...
Most sharks live in salt water. But some sharks, like the bull shark, swim in both fresh water and the salty sea. The Senses Sharks have five senses, just as we do. Sharks use their senses to hunt and to understand their surroundings. ...