The population of the earth grows uncontrolled rate, and the number of animals decreased dramatically. under the threat of becoming extinct 21% of mammals, 30% of amphibians, 12% of birds, 17% of sharks and 27% of the corals. we lose biodiversity at an unprecedented pace in the history. the reasons are the same: environmental degradation, deforestation of the amazon, the decrease in volumes of fresh water in lakes, as well as the destruction of coral reef ecosystems. in the red book are: long-eared jerboa, japanese hare , the spanish lynx, orangutan, chinese lizard, pygmy hippopotamus, elephant turtle, owl parrot and others. take care of endangered animals!