1.-Threatened species
About Tiger, rhinoceros, Whales and gorilla, all of them are in great danger of becoming exciting. All of the cases are by human action, for hunting, for wars that during a lot of years, for warfares or vested interests.
There are international organizations dedicates to natural resource conservation with experts and scientists from counties around the world.
2.-In Spain there are threatened species, animals, plants, fungi, etc. Brown bear and linx are two examples.
We are the obligation to protect them with reserves, economics resources and education to population of the countries.