Animal including salt water, hydrothermal vents, fresh water, hot springs, swamps, forests, pastures, deserts, air, and the interiors of animals, plants, fungi and rocks. Animals are however not particularly heat tolerant; very few of them can survive at constant temperatures above . Only very few species of animals (mostly nematodes) inhabit the most extreme cold deserts of continental Antarctica. The blue whale ("Balaenoptera musculus") is the largest animal that has ever lived, weighing up to 190 metric tonnes and measuring up to long. The largest extant terrestrial animal is the African bush elephant ("Loxodonta africana"), weighing up to 12.25 tonnes and
Earth Alliance (Babylon 5) the episode "TKO", one is seen orbiting Earth on one occasion and another was visibly destroyed when the Minbari followed the Earth ships back to their base at the start of the Earth-Minbari war. The military force of the Earth Alliance is called EarthForce. EarthForce has the largest military of any of the younger races with some estimates and hull markings on Earthships pointing to EarthForce having over 20,000 ships during the Babylon 5 timeframe. EarthForce is the only race to have ever created a "Super Soldier", which could move at incredible speeds and crush others without effort. EarthForce is