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
Sam (koala) opposition outcome is still pending a final decision by IPAustralia. Media published the trademark applications which led to a dispute called an 'Opposition Notice'. On 27 July 2010 the DSE applied for a new trademark TM1374402, "Sam The Koala", in Class32 (beverages), Class33 (alcoholic beverages), Class41 (education, training and cultural activities), Class43 (services for providing food and drink), and Class44 (veterinary services and hygienic and beauty care for animals), however DSE Application TM1374402 was issued an "Adverse Report1" on 27 August 2010. Sam (koala) Sam (2005-07 – 6 August 2009), also known as Sam the Koala, was a female koala