Most people know what turtles are. Little shell backed reptiles that often live in lakes, streams and dank vegetation. When asked what do turtles eat and drink these same people are far less knowledgeable. Turtles are kind of an exotic pet. They are not as widely understood as dogs, cats and other more common house pets.
15 of the Largest Animals in the World. The blue whale (Balaenoptera musculus) is a marine mammal belonging to the suborder of baleen whales. At 30 metres (98 ft) in length and 180 metric tons (200 short tons) or more in weight, it is the largest known animal to have ever existed.
The Blue Whale, the world's biggest whale. Wikimedia Commons. At about 100 feet long and 200 tons, not only is the Blue Whale the biggest mammal in the world today, but it's the largest vertebrate animal in the history of life on earth: not even the largest dinosaurs approached it in bulk.