A baby kangaroo is a young kangaroo that is still dependent on its mother for nourishment and protection. The term 'JOEY' is used to refer to a baby kangaroo, and is derived from the Australian slang term for a young child. The term 'joeys' is the plural form of JOEY. A euro is a species of kangaroo found in Australia and New Guinea, and is the smallest of the kangaroo species. The SAC is a pouch on the abdomen of female kangaroos, which is used to carry and protect their young. DOE is another term for a female kangaroo.