Koala dominant. Older males usually have accumulated scratches, scars, and cuts on the exposed parts of their noses and on their eyelids. The koala's gestation period lasts 33–35 days, and a female gives birth to a single joey (although twins occur on occasion). As with all marsupials, the young are born while at the embryonic stage, weighing only . However, they have relatively well-developed lips, forelimbs, and shoulders, as well as functioning respiratory, digestive, and urinary systems. The joey crawls into its mother's pouch to continue the rest of its development. Unlike most other marsupials, the koala does not clean her
The Koala Associated Students as a Recognized Student Organization (RSO) until that status was revoked in 2007. The original branch of "The Koala" was founded at UCSD in 1982, but the details of its origins are uncertain. The composition of the paper consists of artwork, articles, personals, and lists similar to David Letterman's Top Ten List. "The Koala"s standing protocol when giving interviews to commercial media of any sort is that no statement can be given until they are furnished with beer from the interviewing entity. Exceptions are made for student media as a matter of courtesy. Nearly all of UCSD "Koala"<nowiki>'</nowiki>s