Sharks

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shark Attacks Types Facts Britannica ~ Shark any of numerous species of cartilaginous fishes that make up the order Selachii class Chondrichthyes Most species have a tough skin that is dull gray in color and roughened by toothlike scales The mouth contains sharp triangular teeth Sharks lack a swim bladder and must swim to keep from sinking
Shark Wikipedia ~ Modern sharks began to appear about 100 million years ago Fossil mackerel shark teeth date to the Early of the most recently evolved families is the hammerhead shark family Sphyrnidae which emerged in the Eocene The oldest white shark teeth date from 60 to 66 million years ago around the time of the extinction of the early white shark evolution there are at
San Jose Sharks ~ Purchase season tickets or enter the San Jose Sharks site
Sharks explained Animals ~ Sharks can rouse fear and awe like no other creature in the sea Find out about the worlds biggest and fastest sharks how sharks reproduce and how some species are at risk of extinction
Shark Species WWF ~ Sharks are sought for fins meat leather liver oil and cartilage with the demand for shark meat as concerning as the more publicized pursuit of their fins According to FAO statistics the average declared value of global shark fin imports from 2000 to 2011 was nearly US378 million per year
Shark Facts and Information ~ Shark information habitat distribution feeding reproduction senses anatomy communication evolution and social structure Types of sharks like the Great white shark tiger shark whale shark bull shark hammerhead shark goblin shark mako shark and many more There are several species of sharks with the great danger of become extinct
12 Shark Facts That May Surprise You NOAA Fisheries ~ A sharks spiracle is located just behind the eyes which supplies oxygen directly to the sharks eyes and brain Bottom dwelling sharks like angel sharks and nurse sharks use this extra respiratory organ to breathe while at rest on the seafloor It is also used for respiration when the sharks mouth is used for eating
TOP 10 BIGGEST SHARKS IN THE WORLD ~ Some sharks reach gigantic sizes such as the famous megalodon and like this one there are others that make up the Top 10 of the largest sharks that inhabit the oceans today WHALE SHARK
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