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.
At a length of more than 50 feet (15 metres) and a mass of nearly 50 tons (tonnes), Megalodon was both larger and heavier than Tyrannosaurus rex.* In fact, Megalodon is the largest predatory fish that ever lived and is second only to the Sperm Whale (Physeter macrocephalus) as the largest predator our planet has ever produced.