【明報專訊】Bear Grylls, the world's most iconic survival expert, is back! He demonstrates more life-saving skills in some of the toughest environments on earth. Bear Grylls Special (《貝爾吉羅斯特輯》) features highlights from Bear's many perilous (危險的) adventures over the years. Having been to the ends of the earth, Bear is no stranger to extremes. Let's explore some of the most unforgettable scenarios including the most vile food and liquids he has ever had to consume to survive.