Saltwater Crocodile
This mammoth is 21 foot tall. It was the biggest crocodile in captivity. It took three weeks of hunting to capture this monster. The amazing part is it was not killed and was brought to the conservation alive. This crocodile was seen in the Philippines.
Blue Whale
To date, this is by far the biggest animal on Earth that ever existed. It has a length of 30 metres and weighs 180 metric tons. Its diet includes around 3 tons of food daily. Fifty full grown human beings can be supported by its tongue. And its heart is comparable to the size of a small car.
