Panda Trivia:The panda has been eating bamboo since 7 million years ago.

You may think that the giant panda itself is eating bamboo, but it is not. The giant panda is actually eating meat. At present, 99% of the food is bamboo. Genetic studies have found that the panda's vegetarianism is derived from the umami taste gene. The loss, and gradually, the giant pandas can't taste the flavour and start to accept vegetarian food.