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.
WWF Travel takes you to see some of the biggest. Largest land mammal: African elephant A keystone African species, elephants make a big impact on the habitats they occupy. See them in Namibia. Largest primate: Gorilla The largest wild adult male recorded weighed 510 pounds and stood 5 feet 11 inches. See them in Uganda. Largest big cat: Tiger Not only are tigers the biggest of all felines,they are also the most threatened. See them in India. Largest land carnivore: Polar bear Monitoring polar bears allows researchers to evaluate the overall health of Arctic species. See them in Canada. Largest cetacean: Blue whale The biggest animal ever to live on Earth, this giant can grow to more than 100 feet.