1 Pour 1/2 cup of the peroxide into the empty water bottle (Hydrogen peroxide can irritate skin and eyes, so make sure you protect your eyes and skin and let a grown up do the pouring.). 2  Add about 8 drops of food coloring to the bottle (optional).
What is the largest predator? The Largest Predator The Blue Whale. At up to 33.58 meters (110 ft 2 in) in length and 172 metric tons (190 short tons) or more in weight, it is the largest animal ever knownâ¦ to have existed.
Tyrannosaurus rex, or T. rex, was one of the largest and most ferocious predators ever to walk on Earth. T. rex was just one of the group of dinosaurs called tyrannosaurs. The tyrannosaurs were theropods, or meat-eating dinosaurs that walked on their two back legs.