Brandon D. Jury
ASIN: B014KHYN38
Publisher: The Kids Journal
Pages: 47
Prime Books For Kindle To Borrow For FREEDon't have kindle? No worries! Read it on your PC, Mac, Tablet Or Smartphone!Get it INSTANTLY!Sharks are a group of fish characterized by a cartilaginous skeleton, 5 to 7 gill slits on the sides of the head, and pectoral fins that are not merged to the head. Acanthodians are frequently referred to as "spiny sharks"; though they are not part of Chondrichthyes proper, they are a paraphyletic assemblage leading to cartilaginous fish as a whole.Ever since, sharks have actually diversified into over 500 species. They range in size from the little dwarf lantern shark (Etmopterus perryi), a deep sea types of only 17 centimeters (6.7 in) in length, to the whale shark (Rhincodon types), the largest fish in the world, which reaches approximately 12 meters (39 ft) in length. Sharks are found in all seas and are common to depths of 2,000 meters (6,600 ft). ...