1. Largest mammal   Blue Whale   Elephant   Hippopotamus   Giraffe   Rhinoceros   Hint Half-n-half Clue   2. Longest cells in the human body   WBC   Nerve Cells (Neurons)   Brain Cells   Megakaryocyte (blood cells)   RBC   Half-n-half Clue   3. Fastest land animal   Antelope   Hare   Cheetah   Gazelle   Tiger   Half-n-half Clue   4. Largest bird   Albatross   Ostrich   Vulture   Eagle   Peacock   Half-n-half Clue   5. Slowest mammal   Man   Three-toed Sloth   Tortoise   Snail   Millipede   Half-n-half Clue   6. Heaviest snake   Boa Constrictor   Viper   Anaconda   King Cobra   Reticulated Python   Half-n-half Clue   7. Smallest bone in the human body   Tibia   Humerus   Ulna   Radius   Stirrup   Half-n-half Clue