Alive, or ever to have lived, the blue whale is the largest creature. Larger than the largest dinosaur that we know of, it has a heart the size of a car, a tongue as big as an elephant, and blood vessels large enough that you could swim through them. This is worth watching...http://www.extremescience.com/BlueWhale.htm
the biggest animal on earth is the blue whale, at 33m (108 ft) in length and 180 metric tons
The blue whale is the biggest living thing, not the elephant.
It is the blue whale. No "known" animal has ever existed to be bigger. The blue whale is known to grow to a maximum of about 100 feet long, weighing in at a maximum 150 tons.
-PLANETX
The blue whale
The biggest living thing is a honey mushroom.
Yes.
An aquatic creature
Amphibians
t was a semi-aquatic creature, formerly known as the brontosaurus. It is believed to have been a land dweller. It is also the largest known dinosaur that ever lived
bird.It is an aquatic flightless bird.
The Blue Whale is the largest sea creature known to date
Back in prehistoric times, the scorpion was an aquatic creature. Over time, it evolved into a terrestrial species.
A living aquatic creature such as a snail, clam, or mollusk.
an otter, cat fish and a dog fish
Octopus
The largest and heaviest living creature on earth is the blue whale.
The eggs of the pike fish (Pikatus maximus) are the largest of all non mammal, aquatic organisms. When the eggs hatch, the fishlets burst out, spreading all over the sea. From each egg, there can be exactly 3897.2 Pikatus minimus (little fish children).