http://www.hammerhead-shark.com/articles Sat, 09 May 2009 07:10:06 +0000 http://backend.userland.com/rss092 en Interesting facts about sharks - are they attracted to human foods Sure sharks eat seals, fish, dolphins, sea lions, and other underwater mammals and fish. But these types of foods certainly are not on our plates. So can they be tempted by other kids of meat? Like turkey? You know the ... http://www.hammerhead-shark.com/articles/are-sharks-attracted-to-human-foods.html What are the various adaptations a shark has, and how do they help the shark search for prey? Working with the precision of a finely tuned early warning system, each of the shark’s senses lock on as it approaches prey. With well developed inner ears, sharks can pick up sounds from ... http://www.hammerhead-shark.com/articles/what-are-the-various-adaptations-a-shark-has.html What are the odds of being attacked by a shark, and dying? We are about to find out. They are known as the terror of the deep. They have sinister eyes and powerful jaws with row after row of razor sharp teeth. Aided by popular movies and TV shows, the ... http://www.hammerhead-shark.com/articles/what-are-the-odds-of-being-attacked-by-a-shark.html Although sharks are boneless, they are still heavier than sea water and must swim to avoid sinking. Bony fish have air bladders to help make them buoyant. Sharks rely, instead, on enlarged livers. These livers are filled with as much as 18 gallons of an oil that is lighter than ... http://www.hammerhead-shark.com/articles/shark-body-parts.html Researchers attach satellite transmitters to the sharks in order to track them. They use a lance and mounted transmitter, get the shark close to the boat and then carefully place the tracker at the base of the dorsal. This is known as the dorsal saddle. From there, the shark caries ... http://www.hammerhead-shark.com/articles/shark-tagging.html They may be successful predators, but sharks are vulnerable. Shark populations are declining all over the world. The populations are declining mainly due to over-fishing. They are used as a food item in many parts of the world, shark-fin soup is particularly popular in Asian countries. Sharks are also easy ... http://www.hammerhead-shark.com/articles/vulnerable-sharks.html Much like tropical fish today, these flying sharks probably traveled in schools. This is a good survival tactic for fish that might have grown only a foot and a half long. They were heavily armored creatures with huge eyes. These sharks had denticles, tooth like structures on the leading edge ... http://www.hammerhead-shark.com/articles/mystery-of-prehistoric-sharks.html Oceans cover more than 70% of the earths surface and hold more than 20,000 species of fish, of these some 370 species are sharks. Long before dinosaurs existed, sharks roamed the waters. They first originated more than 400 million years ago and have changed very little in the last 100 ... http://www.hammerhead-shark.com/articles/why-the-shark-is-such-a-great-predator.html We haven’t always been this fearful of sharks. There was a time just after the turn of the twentieth century when most swimmers hardly gave a second thought when they went swimming. Some scientist argued whether sharks were even strong enough to bite through human bone, much less kill someone. ... http://www.hammerhead-shark.com/articles/why-do-we-fear-sharks.html They are known as ruthless hunters and vicious killers, creatures so deadly that human encounters only seem possible within some sort of protective casing. 30 species of sharks have been known to attack humans so it’s not so difficult to understand why humans respond to sharks with a mixture of ... http://www.hammerhead-shark.com/articles/understanding-more-about-sharks.html