General Knowledge GK&T Discover 5 mind-blowing facts about the human body, animals, and nature that will leave you amazed! Did you know the human body contains gold, or that tigers see 6 times better at night? Learn why India leads in spice production and how butterflies taste with their feet. Plus, find out why dogs have more than 13 blood groups! Watch this short video to uncover these fascinating facts and boost your knowledge.