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
Shortfin mako sharks are thought to be the fastest shark species. These sharks can grow to a length of about 13 feet and a weight of about 1,220 pounds. They have a light underside and a bluish coloration on their back.
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.