Lobsters are invertebrates, members of the Class Crustacea of the Phylum Arthropoda. This class includes animals without backbones and with hard shells like crab, shrimp, crayfish, water fleas and wood lice. A male lobster is called a cock and a female a hen or chicken (when she weighs about 1 pound).
The Big Book serves as the basis of Alcoholics Anonymous (AA). It contains the 12 steps that are at the core of the Alcoholics Anonymous program, as well as stories about alcoholics who have been through the recovery process.
Alcoholics Anonymous (commonly referred to as AA) is perhaps the most widely known program related to overcoming an addiction or chemical dependency. For decades, AA meetings have helped countless men and women overcome their dependence upon alcohol and begin (or continue) their pursuit of lifelong recovery.