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The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta
Critically endangered (CR) – in a particularly and extremely critical state. Endangered (EN) – very high risk of extinction in the wild, meets any of criteria A to E for Endangered. Vulnerable (VU) – meets one of the 5 Red List criteria and thus considered to be at high risk of unnatural (human-caused) extinction without further human ...
NT (Near Threatened, formerly LR/nt), close to qualifying for listing as Vulnerable but not fully meeting those criteria; slowly declining or fairly small populations but probably no danger of going extinct even without conservation activity in the foreseeable future, or threats suspected to affect taxon in the near future but still avoidable.
The brain of an elephant weighs 4.5–5.5 kg (10–12 lb) compared to 1.6 kg (4 lb) for a human brain. [77] It is the largest of all terrestrial mammals. [78] While the elephant brain is larger overall, it is proportionally smaller than the human brain. At birth, an elephant's brain already weighs 30–40% of its adult weight.
Capital Area District Libraries Local History department offers glimpses into Lansing's past
[30]: 415 Thus, in total, between seven and eighteen percent of the United States' known animals, fungi and plants are near extinction. [30]: 416 This total is substantially more than the number of species protected in the United States under the Endangered Species Act. Bald eagle American bison
The human desire for ivory has always existed, but the elephant poaching rate has recently increased, and now it is higher than ever. New initiatives generate hope for the end of elephant poaching ...
A bull elephant in musth, wild or otherwise, is extremely dangerous to humans, other elephants, and other species. Bull elephants in musth have killed keepers/ mahouts , as well as other bull elephants, female elephants, and calves (the last usually inadvertently or accidentally in what is often called "herd infighting").