Despite the estimated extinction of more than 99 percent of all species that ever lived on Earth, about 1 trillion species are estimated to be on Earth currently with only one-thousandth of one percent described.
Tamattant ta titkadat n tamattant n a ojjaran 99 n ich-ikilan fuk s kala izzaɣan fal akal iddikud n 1 n efad n milyar intaned a itkadnen s iwaran akal s 1000 n a afissaran