“国家地理探险家”贝尔蒂·格雷戈里将带领观众近距离进入野生世界中最壮观及神秘的角落。

　　Bertie Gregory is back, and this time, the adventures are even more epic! Bertie takes us to the most spectacular corners of our planet — from Antarctica to Afric…

　　Bertie Gregory is back, and this time, the adventures are even more epic! Bertie takes us to the most spectacular corners of our planet — from Antarctica to Afric…