世界自然基金会（WWF）的熊猫标志你一定不陌生。这个憨态可掬的黑白熊猫logo常常出现在各种动物保护场合；在一些个性T恤上你也可以看到被二次 ...

Imagine not seeing that familiar WWF attitude-style logo in the corner of your screen, or on the back of your t-shirt. Imagine logging on to WWF.com and instead of seeing Austin, Angle ...

The World Wide Fund for Nature (WWF) came up with its famous panda logo 50 years ago ... this narrowed the options to a shortlist of black-and-white species, and the popular panda emerged.