Largest organisms one of the largest and oldest clonal colonies on Earth. Among animals, the largest species are all marine mammals, specifically whales. The blue whale is believed to be the largest animal to have ever lived. The largest land animal classification is also dominated by mammals, with the African bush elephant being the most massive of these. The largest single-stem tree by wood volume and mass is the giant sequoia ("Sequoiadendron giganteum"), native to Sierra Nevada and California; it typically grows to a height of and in diameter. Multiple-stem trees such as banyan can be enormous. Thimmamma Marrimanu in India spreads
The Long Earth The Long Earth The Long Earth is the first novel in a collaborative science fiction series by British authors Terry Pratchett and Stephen Baxter. The "Long Earth" is a (possibly infinite) series of parallel worlds that are similar to Earth, which can be reached by using an inexpensive device called a "Stepper". The "close" worlds are almost identical to "our" Earth (referred to as "Datum Earth"), others differ in greater and greater details, but all share one similarity: on none are there, or have there ever been, "Homo sapiens" – although the same cannot be said of earlier hominid species,