The smaller the lethal dose, the more toxic the chemical; thus, the LD50 provides a way of comparing the toxicities of all chemicals. There are a number of caveats to the LD50 test. Firstly, as mentioned, it is the dose required to kill 50% of the test subjects.
Snowy Remote Area. - This is the biome for the Amur Leopard.- They live in Korea, China, Japan, and Russia.- It is known to adapt to any specific environment if it provides food and water.- It is the only leopard known to live in the harsh, cold winters of the Russian Far East.nowy Remote Area. - This is the biome for the Amur Leopard.- They live in Korea, China, Japan, and Russia.- It is known to adapt to any specific environment if it provides food and water.- It is the only leopard known to live in the harsh, cold winters of the Russian Far East.
Found in the Primorye region of Russia, the Amur leopard is a very rare subspecies of leopard: A 2007 census counted only 14 to 20 adults and 5 to 6 cubs. That makes the big cat one of about 2,300 species that are considered critically endangered by the International Union for Conservation of Nature (IUCN) .