With its large, friendly face and eyes exaggerated by black eye patches, China's national treasure, the giant panda, is instantly recognizable.Giant pandas spend most f their time trying to eat enough bamboo to survive. The rest is spent conserving energy, and solitary pandas can be seen strolling along, stopping to recline on riverside rocks or amongst ferns. The lower body-weight and physical size of panda cubs mean that they have more energy to spend, and are seen climbing trees,...