disposition in the Law topic by Longman Dictionary of Contemporary English | LDOCE | What you need to know about Law: words, phrases and expressions | Law English English English - Japanese English - Korean English - Spanish Japanese - English Spanish - English
BLUE SHARK: 1  about 12 feet long. 2  sleek, tapered body. 3  among the fastest swimming sharks and can even leap out of the water. 4  diet consists mostly of squid, but it will eat almost anything.
Currently there are approximately 400 described species of sharks, however new species are being described all the time. In addition, there are around 400 species of rays, a close relative of sharks. Like all living things that humans know about, they are classified by kingdom, phylum, class, order, family, and species. Sharks all belong to the same class, Chondrichthyes, but they are divided into 8 different orders.