A very long time.
They are not extinct yet, but they are endangered animals
how long has archaebacteria been on earth? how long has archaebacteria been on earth?
no, because they can't
they have been on the earth for along time
98 monthes
3 maf
Chimpanzees have an average life span of 40 years. Some may live longer to about age 60.
about @ hours before there in heat
Five Years
Jane Goodall is the person I always think of, with her long study of chimpanzees. It was her study that discovered chimps use tools.
They have been on earth since 190 million years ago.
long time