More than 99 percent of all species, amounting to over five billion species, that ever lived on Earth are estimated to have died out.
Estimates on the number of Earth’s current species range from 10 million to 14 million, of which about 1.2 million have been documented and over 86 percent have not yet been described.
How many animals go extinct every year?
These experts calculate that between 0.01 and 0.1% of all species will become extinct each year. If the low estimate of the number of species out there is true – i.e. that there are around 2 million different species on our planet** – then that means between 200 and 2,000 extinctions occur every year.
How many animals went extinct in 2018?
Scientists announced that three bird species vanished from the Earth for good in 2018. While 2018 didn’t see much wildlife extinction, the Earth is losing animal species at 1,000 to 10,000 times the natural rate. Below are species that we lost last year, and some that we’re on the brink of losing.
How many animals have gone extinct in the last 100 years?
Nearly 500 species have gone extinct during the last century–and in most cases, we humans are to blame. According to a 2015 study by the National Autonomous University (UNAM), 477 species have disappeared since 1900 due to our degradation and destruction of their natural habitats.
What animals have humans made extinct?
Here are 10 iconic species no longer on Earth, largely thanks to humans.
- Passenger pigeon.
- Western black rhinoceros.
- Pyrenean ibex.
- Tasmanian tiger.
- Steller’s sea cow.
- Woolly mammoth.