Endangered Species Endangered species are living things whose population is so reduced that they are threatened with extinction. Thousands of species are included in this category. The International Union for the Conservation of nature and Natural Resources publishes a list of threatened mammals, birds, reptiles, amphibians, and (many people do not consider them) plants .CAUSES OF EXTINCTION Millions of years before humans, extinction of living things was linked to geological and climate, the effects of …showed first 75 words of 631 total…

…showed last 75 words of 631 total…kimonos, quetzel birds, eastern gray kangaroos, egrets, and bids of paradise. Many people and groups have taken measure to stop the killing of endangered species. Whether the species were killed deliberately, or if by accident (in a oil pill) these groups are trying to stop the killing. In conclusion I just want every one to know that endagered species can be as big as a blue whale or as small as a tiny little ant.