Giant Panda

Giant Panda battle analysis

The giant panda is a bear that lives almost entirely on bamboo. That single fact shapes everything about it as a fighter. To crush tough stems it has one of the broadest skulls and heaviest sets of chewing muscles among the carnivorans, and when researchers modelled its bite, the force at the canines came out close to a lion's. The pseudo-thumb, an enlarged wrist bone, lets it hold bamboo precisely while it eats for much of the day.

The other side of that diet is energy. Bamboo is poor food, and the panda copes by spending as little energy as possible. Measurements published in Science found wild pandas using only about 45% of the energy expected for a mammal their size, with low thyroid hormone levels, smaller organs and very little movement. In a fight, that means the panda has almost no reserve: it cannot chase, cannot keep up a long exchange, and generally chooses to walk away or climb a tree.

None of this makes it harmless. An adult male of around 115 kg with thick fur and a crushing bite can badly hurt anything that corners it, as visitors who entered a panda enclosure at Beijing Zoo found out. On the roster it sits near the other medium bears in size and bite, but well below them in stamina, speed and willingness to fight. It is a defensive heavyweight whose best tactic is to avoid battle, and whose worst matchups are fast, persistent predators that can wear it down.

Habitat & range

Giant pandas live only in cool, wet mountain forests with dense bamboo understory in six mountain ranges of central China (Sichuan, Shaanxi and Gansu provinces), usually at middle to high elevations.

Diet & hunting

Bamboo, eaten as shoots, stems and leaves, makes up more than 99% of the diet, with occasional small animals or carrion. Because bamboo is poor food and the panda's gut is that of a carnivore, pandas eat large quantities for most of the day and save energy the rest of the time.

Social life

Solitary. Adults keep separate home ranges and communicate by scent marking and calls. Males and females meet briefly during the spring breeding season.

Conservation

The giant panda is assessed as Vulnerable on the IUCN Red List, moved down from Endangered in 2016 after China's fourth national survey (2015) counted 1,864 wild pandas. Scientists have argued over whether the change was premature, because habitat fragmentation, bamboo die-offs and climate change remain threats. Panda reserves protect many other species living in the same forests.

Quick answers