WUHAN, CHINA - JUNE 3: (CHINA OUT) A newly born Yangtze finless porpoise (front) swims with his mother (L) and brother at the Hydrobiology Institute of the Chinese Academy of Sciences on June 3, 2007 in Wuhan of Hubei Province, China. A male Yangtze finless porpoise, a cousin of the baiji dolphin and the sixth in the hydrobiology institute, was born on June 2 with 2.3 feet long and 11 pounds weight. Yangtze finless porpoise is the only porpoise in the world that lives in freshwater and the small dark grey mammal classified as endangered by the IUCN which meaning it is facing a very high risk of extinction in the wild. (Photo by China Photos/Getty Images)