glucose, water, carbon dioxide, and oxygen.
The blue whale is the largest animal alive on Earth today, although the exact maximum size is something of a moving target in the literature. This prodigious species is thought to be capable of reaching 110 feet in length, and the largest scientifically verified individuals on record are 89 to 98 feet long.
New Scientist Live: This deep-sea creature could be the worldâs oldest living animal. Deep in the waters off the Northwestern Hawaiian Islands lurks a 3.5-metre-long behemoth â the worldâs largest known sponge that could be hundreds, if not thousands, of years old. Sponges are some of the simplest and most ancient of animals, though they donât look like animals as we usually know them.